{"id":11712,"date":"2021-10-25T17:45:58","date_gmt":"2021-10-25T08:45:58","guid":{"rendered":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/?p=11712"},"modified":"2023-10-17T11:40:47","modified_gmt":"2023-10-17T02:40:47","slug":"movable-type%e3%81%aexmlrpc-api%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e8%84%86%e5%bc%b1%e6%80%a7%ef%bc%88cve-2021-20837%ef%bc%89%e3%81%ab%e9%96%a2%e3%81%99%e3%82%8b%e6%b3%a8%e6%84%8f%e5%96%9a%e8%b5%b7","status":"publish","type":"post","link":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/public\/heads-up\/movable-type%e3%81%aexmlrpc-api%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e8%84%86%e5%bc%b1%e6%80%a7%ef%bc%88cve-2021-20837%ef%bc%89%e3%81%ab%e9%96%a2%e3%81%99%e3%82%8b%e6%b3%a8%e6%84%8f%e5%96%9a%e8%b5%b7\/","title":{"rendered":"Movable Type\u306eXMLRPC API\u306b\u304a\u3051\u308b\u8106\u5f31\u6027\uff08CVE-2021-20837\uff09\u306b\u95a2\u3059\u308b\u6ce8\u610f\u559a\u8d77"},"content":{"rendered":"\n

I. \u6982\u8981
2021\u5e7410\u670820\u65e5\u3001\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u306f\u3001Movable Type\u306eXMLRPC API\u306b\u304a\u3051\u308bOS\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027\uff08CVE-2021-20837\uff09\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002
\u672c\u8106\u5f31\u6027\u304c\u60aa\u7528\u3055\u308c\u305f\u5834\u5408\u3001\u9060\u9694\u306e\u7b2c\u4e09\u8005\u304c\u3001\u4efb\u610f\u306eOS\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
\u53c2\u8003\uff1ahttps:\/\/www.jpcert.or.jp\/at\/2021\/at210047.html<\/a><\/p>\n

\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e
[\u91cd\u8981] Movable Type 7 r.5003 \/ Movable Type 6.8.3 \/ Movable Type Premium 1.47 \u306e\u63d0\u4f9b\u3092\u958b\u59cb\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\uff09
https:\/\/www.sixapart.jp\/movabletype\/news\/2021\/10\/20-1100.html<\/a><\/p>\n

\u5f71\u97ff\u3092\u53d7\u3051\u308bMovable Type\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3001\u901f\u3084\u304b\u306b\u5bfe\u7b56\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n

** \u66f4\u65b0: 2021\u5e7411\u67085\u65e5\u8ffd\u8a18 ***********************************************************************************************
JPCERT\/CC\u306f\u30012021\u5e7410\u670826\u65e5\u306b\u672c\u8106\u5f31\u6027\u3092\u5b9f\u8a3c\u3059\u308b\u30b3\u30fc\u30c9\uff08PoC\uff09\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u307e\u305f\u3001\u682a\u5f0f\u4f1a\u793e\u30e9\u30c3\u30af\u306b\u3088\u308b\u3068\u300110\u670827\u65e5\u304b\u3089\u8106\u5f31\u6027\u306e\u6709\u7121\u3092\u8abf\u3079\u308b\u901a\u4fe1\u304c\u300111\u67081\u65e5\u306b\u306f\u8106\u5f31\u306a\u74b0\u5883\u306b\u4e0d\u5be9\u30d5\u30a1\u30a4\u30eb\u3092\u914d\u7f6e\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u901a\u4fe1\u304c\u305d\u308c\u305e\u308c\u89b3\u6e2c\u3055\u308c\u3066\u304a\u308a\u3001\u5b9f\u969b\u306b\u30d5\u30a1\u30a4\u30eb\u304c\u914d\u7f6e\u3055\u308c\u308b\u4e8b\u4f8b\u3082\u78ba\u8a8d\u3055\u308c\u3066\u3044\u308b\u3068\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n

\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u901f\u3084\u304b\u306b\u5bfe\u7b56\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3068\u3042\u308f\u305b\u3066\u3001\u682a\u5f0f\u4f1a\u793e\u30e9\u30c3\u30af\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u60c5\u5831\u3092\u3082\u3068\u306b\u653b\u6483\u306e\u6709\u7121\u3092\u8abf\u67fb\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n

\u682a\u5f0f\u4f1a\u793e\u30e9\u30c3\u30af
\u3010\u6ce8\u610f\u559a\u8d77\u3011Movable Type\u306e\u8106\u5f31\u6027\u3092\u72d9\u3046\u60aa\u8cea\u306a\u653b\u6483\u3092\u89b3\u6e2c\u3001\u81f3\u6025\u5bfe\u7b56\u3092\uff01
https:\/\/www.lac.co.jp\/lacwatch\/alert\/20211102_002780.html<\/a><\/p>\n

***********************************************************************************************************************<\/p>\n

** \u66f4\u65b0: 2021\u5e7411\u67089\u65e5\u8ffd\u8a18 ***********************************************************************************************
2021\u5e7410\u670822\u65e5\u3001\u30a2\u30eb\u30d5\u30a1\u30b5\u30fc\u30c9\u682a\u5f0f\u4f1a\u793e\u304b\u3089\u672c\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u5bfe\u7b56\u3057\u305fPowerCMS\u306e\u30d1\u30c3\u30c1\u304c\u516c\u958b\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

PowerCMS\u306f\u3001Movable Type\u3092\u30d9\u30fc\u30b9\u3068\u3057\u305f\u88fd\u54c1\u3067\u3042\u308a\u3001\u672c\u8106\u5f31\u6027\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30a2\u30eb\u30d5\u30a1\u30b5\u30fc\u30c9\u682a\u5f0f\u4f1a\u793e\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3001\u901f\u3084\u304b\u306b\u5bfe\u7b56\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n

\u30a2\u30eb\u30d5\u30a1\u30b5\u30fc\u30c9\u682a\u5f0f\u4f1a\u793e
PowerCMS 5.19 \/ 4.49 \/ 3.295 \u5411\u3051\u30d1\u30c3\u30c1\u306b\u3064\u3044\u3066 (XMLRPC API \u306b\u304a\u3051\u308b OS \u30b3\u30de\u30f3\u30c9\u30fb\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027\u5bfe\u7b56)
https:\/\/www.powercms.jp\/news\/release-patch-xmlrpc-api-202110.html<\/p>\n

***********************************************************************************************************************<\/p>\n

** \u66f4\u65b0: 2021\u5e7411\u670825\u65e5\u8ffd\u8a18 **********************************************************************************************
2021\u5e7410\u670822\u65e5\u306b\u30a2\u30eb\u30d5\u30a1\u30b5\u30fc\u30c9\u682a\u5f0f\u4f1a\u793e\u304b\u3089\u516c\u958b\u3055\u308c\u305fPowerCMS\u306e\u30d1\u30c3\u30c1\u306b\u95a2\u3057\u3066\u3001\u672c\u30d1\u30c3\u30c1\u3067\u5bfe\u7b56\u3055\u308c\u305fXMLRPC API\u306b\u304a\u3051\u308b\u8106\u5f31\u6027\u306bCVE-2021-20850\u304c\u63a1\u756a\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

Japan Vulnerability Notes JVN#17645965
PowerCMS \u306e XMLRPC API \u306b\u304a\u3051\u308b OS \u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027
https:\/\/jvn.jp\/jp\/JVN17645965\/<\/a><\/p>\n

***********************************************************************************************************************<\/p>\n

** \u66f4\u65b0: 2021\u5e7412\u670816\u65e5\u8ffd\u8a18 **********************************************************************************************
2021\u5e7412\u670816\u65e5\u3001\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u306f\u30012021\u5e7410\u670820\u65e5\u306b\u516c\u958b\u3057\u305f\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4fee\u6b63\u304c\u4e0d\u5341\u5206\u3067\u3042\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u305f\u3068\u767a\u8868\u3057\u3001\u672c\u8106\u5f31\u6027\u3092\u4fee\u6b63\u3059\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e
[\u91cd\u8981] Movable Type 7 r.5005 \/ Movable Type 6.8.5 \/ Movable Type Premium 1.49 \u306e\u63d0\u4f9b\u3092\u958b\u59cb\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\uff09
https:\/\/www.sixapart.jp\/movabletype\/news\/2021\/12\/16-1400.html<\/a><\/p>\n

***********************************************************************************************************************<\/p>\n

** \u66f4\u65b0: 2021\u5e7412\u670817\u65e5\u8ffd\u8a18 **********************************************************************************************
2021\u5e7412\u670816\u65e5\u3001\u30a2\u30eb\u30d5\u30a1\u30b5\u30fc\u30c9\u682a\u5f0f\u4f1a\u793e\u306f\u30012021\u5e7410\u670822\u65e5\u306b\u516c\u958b\u3057\u305f\u4fee\u6b63\u30d5\u30a1\u30a4\u30eb\u306e\u5bfe\u7b56\u304c\u4e0d\u5341\u5206\u3067\u3042\u3063\u305f\u3068\u3057\u3066\u3001\u4e0d\u5341\u5206\u3067\u3042\u3063\u305f\u30b1\u30fc\u30b9\u306b\u3064\u3044\u3066\u5bfe\u7b56\u3092\u884c\u3063\u305f\u4fee\u6b63\u30d5\u30a1\u30a4\u30eb\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u30a2\u30eb\u30d5\u30a1\u30b5\u30fc\u30c9\u682a\u5f0f\u4f1a\u793e
XMLRPC API \u304a\u3051\u308b OS \u30b3\u30de\u30f3\u30c9\u30fb\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027 (JVN#17645965) \u5bfe\u7b56\u306e\u4fee\u6b63\u30d5\u30a1\u30a4\u30eb\u306b\u3064\u3044\u3066
https:\/\/www.powercms.jp\/news\/release-fix-xmlrpc-api-202112.html<\/a><\/p>\n

***********************************************************************************************************************<\/p>\n


II. \u5bfe\u8c61
\u6b21\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306eMovable Type\u304c\u672c\u8106\u5f31\u6027\u306e\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002<\/p>\n

– Movable Type 7 r.5002\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type 7\u7cfb\uff09
– Movable Type 6.8.2\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type 6\u7cfb\uff09
– Movable Type Advanced 7 r.5002\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type Advanced 7\u7cfb\uff09
– Movable Type Advanced 6.8.2\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type Advanced 6\u7cfb\uff09
– Movable Type Premium 1.46\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d
– Movable Type Premium Advanced 1.46\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d<\/p>\n

\u958b\u767a\u8005\u306b\u3088\u308b\u3068\u3001\u3059\u3067\u306b\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u3092\u3057\u305f\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u542b\u3080\u3001Movable Type4.0\u4ee5\u964d\u306e\u3059\u3079\u3066\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u672c\u8106\u5f31\u6027\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3068\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n

** \u66f4\u65b0: 2021\u5e7412\u670816\u65e5\u8ffd\u8a18 **********************************************************************************************
\u8106\u5f31\u6027\uff08CVE-2021-20837\uff09\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u60c5\u5831\u3092\u66f4\u65b0\u3057\u307e\u3057\u305f\u3002<\/p>\n

***********************************************************************************************************************<\/p>\n


III. \u5bfe\u7b56
\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u304b\u3089\u672c\u8106\u5f31\u6027\u3092\u4fee\u6b63\u3057\u305f\u6b21\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u901f\u3084\u304b\u306b\u5bfe\u7b56\u306e\u5b9f\u65bd\u3092\u3054\u691c\u8a0e\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u00a0– Movable Type 7 r.5004\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type 7\u7cfb\uff09
– Movable Type 6.8.4\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type 6\u7cfb\uff09
– Movable Type Advanced 7 r.5004\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type Advanced 7\u7cfb\uff09
– Movable Type Advanced 6.8.4\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d\uff08Movable Type Advanced 6\u7cfb\uff09
– Movable Type Premium 1.48\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d
– Movable Type Premium Advanced 1.48\u304a\u3088\u3073\u305d\u308c\u4ee5\u524d<\/p>\n

** \u66f4\u65b0: 2021\u5e7412\u670816\u65e5\u8ffd\u8a18 **********************************************************************************************
\u8106\u5f31\u6027\uff08CVE-2021-20837\uff09\u306e\u5bfe\u7b56\u30d0\u30fc\u30b8\u30e7\u30f3\u60c5\u5831\u3092\u66f4\u65b0\u3057\u307e\u3057\u305f\u3002<\/p>\n

***********************************************************************************************************************<\/p>\n


IV. \u56de\u907f\u7b56
\u672c\u8106\u5f31\u6027\u3078\u306e\u65e9\u671f\u5bfe\u7b56\u5b9f\u65bd\u304c\u96e3\u3057\u3044\u5834\u5408\u3001\u8106\u5f31\u6027\u3092\u60aa\u7528\u3059\u308b\u653b\u6483\u306e\u5f71\u97ff\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u3001\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u3088\u308a\u56de\u907f\u7b56\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\u8a73\u3057\u304f\u306f\u3001\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u304c\u63d0\u4f9b\u3059\u308b\u60c5\u5831\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n


V. \u53c2\u8003\u60c5\u5831
\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e
[\u91cd\u8981] Movable Type 7 r.5003 \/ Movable Type 6.8.3 \/ Movable Type Premium 1.47 \u306e\u63d0\u4f9b\u3092\u958b\u59cb\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\uff09
https:\/\/www.sixapart.jp\/movabletype\/news\/2021\/10\/20-1100.html<\/a><\/p>\n

Japan Vulnerability Notes JVN#41119755
Movable Type \u306e XMLRPC API \u306b\u304a\u3051\u308b OS \u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027
https:\/\/jvn.jp\/jp\/JVN41119755\/<\/a><\/p>\n

** \u66f4\u65b0: 2021\u5e7412\u670816\u65e5\u8ffd\u8a18 **********************************************************************************************
\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e
[\u91cd\u8981] Movable Type 7 r.5005 \/ Movable Type 6.8.5 \/ Movable Type Premium 1.49 \u306e\u63d0\u4f9b\u3092\u958b\u59cb\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\uff09
https:\/\/www.sixapart.jp\/movabletype\/news\/2021\/12\/16-1400.html<\/a><\/p>\n

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I. \u6982\u89812021\u5e7410\u670820\u65e5\u3001\u30b7\u30c3\u30af\u30b9\u30fb\u30a2\u30d1\u30fc\u30c8\u682a\u5f0f\u4f1a\u793e\u306f\u3001Movable Type\u306eXMLRPC API\u306b\u304a\u3051\u308bOS\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027\uff08CVE-2021-20837\uff09\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002\u672c\u8106\u5f31 […]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[45],"_links":{"self":[{"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/posts\/11712"}],"collection":[{"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/comments?post=11712"}],"version-history":[{"count":12,"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/posts\/11712\/revisions"}],"predecessor-version":[{"id":14997,"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/posts\/11712\/revisions\/14997"}],"wp:attachment":[{"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/media?parent=11712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/categories?post=11712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.csirt.dendai.ac.jp\/csirt\/wp-json\/wp\/v2\/tags?post=11712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}