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Vulnerability record · CVE-2013-2556 · published 11 March 2013

CVE-2013-2556: Microsoft windows vista vulnerability

Microsoft · Windows Vista

Unspecified vulnerability in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 through SP1 allows attackers to bypass the ASLR protection mechanism via unknown vectors, as demonstrated against Adobe Flash Player by VUPEN during a Pwn2Own competition at CanSecWest 2013, aka "ASLR Security Feature Bypass Vulnerability."

7.5 CVSS 2.0 High EPSS 7.6% · top 5.7%
7.5CVSS 2.0 base score
7.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

Unspecified vulnerability in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 through SP1 allows attackers to bypass the ASLR protection mechanism via unknown vectors, as demonstrated against Adobe Flash Player by VUPEN during a Pwn2Own competition at CanSecWest 2013, aka "ASLR Security Feature Bypass Vulnerability."

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157
http://twitter.com/VUPEN/statuses/309713355466227713
http://twitter.com/thezdi/statuses/309756927301283840
http://www.us-cert.gov/ncas/alerts/TA13-225A US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-063
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18132
http://h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157
http://twitter.com/VUPEN/statuses/309713355466227713
http://twitter.com/thezdi/statuses/309756927301283840
http://www.us-cert.gov/ncas/alerts/TA13-225A US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-063
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18132

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2013-2556), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.