CVE-2021-34480

Scripting Engine Memory Corruption Vulnerability

CVSS 6.8 MEDIUMEPSS 31.8%

Vexday Risk Score

25Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.8EPSS 31.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

12 Aug 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Scripting Engine Memory Corruption Vulnerability

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Affected products

Microsoft · Windows 10 Version 1507 Microsoft · Windows 10 Version 1607 Microsoft · Windows 10 Version 1809 Microsoft · Windows 10 Version 1909 Microsoft · Windows 10 Version 2004 Microsoft · Windows 10 Version 20H2 Microsoft · Windows 10 Version 21H1 Microsoft · Windows 7 Microsoft · Windows 7 Service Pack 1 Microsoft · Windows 8.1 Microsoft · Windows Server 2008 R2 Service Pack 1 Microsoft · Windows Server 2012 Microsoft · Windows Server 2012 R2 Microsoft · Windows Server 2016 Microsoft · Windows Server 2019

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References

http://packetstormsecurity.com/files/164121/Internet-Explorer-JIT-Optimization-Memory-Corruption.html https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34480