{"id":8754,"date":"2024-10-31T00:01:10","date_gmt":"2024-10-30T15:01:10","guid":{"rendered":"https:\/\/m365jp.net\/?p=8754"},"modified":"2024-10-31T00:15:45","modified_gmt":"2024-10-30T15:15:45","slug":"servicedegradation-ex921449-exchange-online-users-legitimate-inbound-email-messages-containing-specific-urls-are-being-incorrectly-marked-as-phish","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2024-10-31-servicedegradation-ex921449-exchange-online-users-legitimate-inbound-email-messages-containing-specific-urls-are-being-incorrectly-marked-as-phish","title":{"rendered":"[serviceDegradation] EX921449 | Exchange Online | Users’ legitimate inbound email messages containing specific URLs are being incorrectly marked as phish"},"content":{"rendered":"
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EX921449 | Exchange Online | Users’ legitimate inbound email messages containing specific URLs are being incorrectly marked as phish<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceDegradation<\/td>\n<\/tr>\n
Classification<\/th>\nincident<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers’ legitimate inbound email messages containing specific URLs are being incorrectly marked as phish.<\/td>\n<\/tr>\n
Last Updated<\/th>\n10\/30\/2024 14:31:54<\/td>\n<\/tr>\n
Start Time<\/th>\n10\/30\/2024 10:24:09<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Users’ legitimate inbound email messages containing specific URLs are being incorrectly marked as phish<\/p>\n

User impact: Users’ legitimate inbound email messages containing specific URLs are being incorrectly marked as phish.<\/p>\n

Current status: We’ve identified that our automated anti-spam procedures is incorrectly blocking email messages based on certain URLs, which is causing inbound email messages to be marked as phishing and quarantined due to a signature which is flagged as malicious. We’re further reviewing the machine learning logic behind the quarantines to further assess our remediation options.<\/p>\n

Scope of impact: Impact is specific to some users who are expecting to receive inbound email messages who are served through the affected infrastructure.<\/p>\n

Root cause: Our automated anti-spam procedures is incorrectly blocking email messages that contain a specific URL, which is causing inbound email messages to be marked as phishing and quarantined due to a signature which is flagged as malicious. <\/p>\n

Next update by: Wednesday, October 30, 2024, at 4:30 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: \u7279\u5b9a\u306e URL \u3092\u542b\u3080\u30e6\u30fc\u30b6\u30fc\u306e\u6b63\u5f53\u306a\u53d7\u4fe1\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8aa4\u3063\u3066\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0 \u30de\u30fc\u30af\u3055\u308c\u3066\u3044\u308b<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u7279\u5b9a\u306e URL \u3092\u542b\u3080\u30e6\u30fc\u30b6\u30fc\u306e\u6b63\u5f53\u306a\u53d7\u4fe1\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8aa4\u3063\u3066\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0 \u30de\u30fc\u30af\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u73fe\u5728\u306e\u30b9\u30c6\u30fc\u30bf\u30b9: \u81ea\u52d5\u5316\u3055\u308c\u305f\u30b9\u30d1\u30e0\u5bfe\u7b56\u624b\u9806\u306b\u3088\u308a\u3001\u7279\u5b9a\u306e URL \u306b\u57fa\u3065\u3044\u3066\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8aa4\u3063\u3066\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u53d7\u4fe1\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3068\u3057\u3066\u30de\u30fc\u30af\u3055\u308c\u3001\u60aa\u610f\u306e\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u30d5\u30e9\u30b0\u304c\u7acb\u3066\u3089\u308c\u305f\u7f72\u540d\u304c\u539f\u56e0\u3067\u691c\u75ab\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u79c1\u305f\u3061\u306f\u3001\u691c\u75ab\u306e\u80cc\u5f8c\u306b\u3042\u308b\u6a5f\u68b0\u5b66\u7fd2\u30ed\u30b8\u30c3\u30af\u3092\u3055\u3089\u306b\u898b\u76f4\u3057\u3066\u3001\u4fee\u5fa9\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u3055\u3089\u306b\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5f71\u97ff\u7bc4\u56f2: \u5f71\u97ff\u306f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u901a\u3058\u3066\u914d\u4fe1\u3055\u308c\u308b\u53d7\u4fe1\u96fb\u5b50\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u4e88\u5b9a\u306e\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u56fa\u6709\u3067\u3059\u3002<\/p>\n

\u6839\u672c\u539f\u56e0: \u81ea\u52d5\u5316\u3055\u308c\u305f\u30b9\u30d1\u30e0\u5bfe\u7b56\u624b\u9806\u306b\u3088\u308a\u3001\u7279\u5b9a\u306e URL \u3092\u542b\u3080\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8aa4\u3063\u3066\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u53d7\u4fe1\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3068\u3057\u3066\u30de\u30fc\u30af\u3055\u308c\u3001\u60aa\u610f\u306e\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u30d5\u30e9\u30b0\u304c\u7acb\u3066\u3089\u308c\u305f\u7f72\u540d\u304c\u539f\u56e0\u3067\u691c\u75ab\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u6b21\u306e\u66f4\u65b0\u8005: 2024\u5e7410\u670830\u65e5(\u6c34)\u5348\u5f8c4\u664230\u5206(UTC)<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

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