Description
Use-after-free vulnerability in the Peer Objects component (aka iepeers.dll) in Microsoft Internet Explorer 6, 6 SP1, and 7 allows remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the deletion of an object, as exploited in the wild in March 2010, aka "Uninitialized Memory Corruption Vulnerability."
Scoring
- CVSS: 8.8 (HIGH, 3.1)
- EPSS exploitation probability: Not yet available
- EPSS percentile: Not yet available
CISA KEV status
- Added to KEV: 2026-05-20
- Remediation due date: 2026-06-03
- Known ransomware campaign use: Unknown
Weakness types (CWE)
- CWE-399
- CWE-416
References
- http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx
- http://osvdb.org/62810
- http://secunia.com/advisories/38860
- http://www.kb.cert.org/vuls/id/744549
- http://www.microsoft.com/technet/security/advisory/981374.mspx
- http://www.securityfocus.com/bid/38615
- http://www.us-cert.gov/cas/techalerts/TA10-068A.html
- http://www.us-cert.gov/cas/techalerts/TA10-089A.html
- http://www.vupen.com/english/advisories/2010/0567
- http://www.vupen.com/english/advisories/2010/0744
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