CVE-2023-21529
KEV の『悪用』には未遂(脆弱でない環境やハニーポットでの試行)が含まれ、特定の組織が侵害されたことを意味しない。
KEV の登録内容
- vulnerabilityName
- Microsoft Exchange Server Deserialization of Untrusted Data Vulnerability
- vendorProject
- Microsoft
- product
- Exchange Server
- dateAdded
- 2026-04-13
- shortDescription
- Microsoft Exchange Server contains a deserialization of untrusted data that allows an authenticated attacker to achieve remote code execution.
- requiredAction
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- dueDate
- 2026-04-27
- knownRansomwareCampaignUse
- Known
- forensicTriage
- No
- notes
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21529 ; https://nvd.nist.gov/vuln/detail/CVE-2023-21529
- cwes
- CWE-502
観測した変更
取り込み開始以降、KEV の値の変更は観測していません。
CVE レコード(CVE Program)
- state
- PUBLISHED
- datePublished
- dateUpdated
CNA の affected
- Microsoft Microsoft Exchange Server 2013 Cumulative Update 23
- Microsoft Microsoft Exchange Server 2016 Cumulative Update 23
- Microsoft Microsoft Exchange Server 2019 Cumulative Update 11
- Microsoft Microsoft Exchange Server 2019 Cumulative Update 12
ベンダー公表へのリンク(CNA の references のうち vendor-advisory)
リンク先の本文は取得・解析していません。
外部のページ
出典: CISA Known Exploited Vulnerabilities Catalog(CISA KEV。CC0 1.0)。 詳しくは出典表記とライセンス。
出典: CVE Program(CVE レコード)。詳しくは出典表記とライセンス。
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