CVE-2011-0654
Description
Integer underflow in the BowserWriteErrorLogEntry function in the Common Internet File System (CIFS) browser service in Mrxsmb.sys or bowser.sys in Active Directory in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to execute arbitrary code or cause a denial of service (system crash) via a malformed BROWSER ELECTION message, leading to a heap-based buffer overflow, aka "Browser Pool Corruption Vulnerability." NOTE: some of these details are obtained from third party information.
Official description from the CVE record, published by microsoft. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org
Key data
EPSS
- Score
- 0.67662 (67.7% probability)
- Percentile
- 99.3%
- Scores of
- Nov 10, 2026
- Model
- v2026.06.15
References
- blogs.technet.com/b/mmpc/archive/2011/02/16/my-sweet-valent…
- TA11-102A (us-cert.gov)third-party-advisory
- VU#323172 (kb.cert.org)third-party-advisory
- 16166 (exploit-db.com)exploit
- ADV-2011-0394 (vupen.com)vdb-entry
- blogs.technet.com/b/srd/archive/2011/02/16/notes-on-exploit…
- 1025328 (securitytracker.com)vdb-entry
- 20110214 MS Windows Server 2003 AD Pre-Auth BROWSER ELECTION Remote Heap Overflow (archives.neohapsis.com)mailing-list
- 46360 (securityfocus.com)vdb-entry
- ADV-2011-0938 (vupen.com)vdb-entry
- 43299 (secunia.com)third-party-advisory
- ms-win-server-browser-bo(65376) (exchange.xforce.ibmcloud.com)vdb-entry
- MS11-019 (docs.microsoft.com)vendor-advisory
- oval:org.mitre.oval:def:12637 (oval.cisecurity.org)vdb-entrysignature
Timeline
- ID reserved
- Record published
- Record last updated
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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:46 UTC. Sources and licenses