CVE-2013-2556
Unspecified vulnerability in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and...
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."
Exploit likelihood
What each source reports
NVD Score used
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."
- Record
CVE-2013-2556- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
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."
- Record
CVE-2013-2556- Updated
- 2026-11-02
EUVDEUVD-2013-2498 No score
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."
- Record
EUVD-2013-2498- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6px6-cgv7-v9vp No score
Unspecified vulnerability in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and...
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."
- Record
GHSA-6px6-cgv7-v9vp- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-2556 is a high vulnerability (CVSS 7.5) in Microsoft Windows 7, published March 11, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 7.58%, the 94th percentile. No source names a fixed version.
References
docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-063
twitter.com/VUPEN/statuses/309713355466227713
us-cert.gov/ncas/alerts/TA13-225A
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18132
h30499.www3.hp.com/t5/HP-Security-Research-Blog/Pwn2Own-2013/ba-p/5981157
nvd.nist.gov/vuln/detail/CVE-2013-2556
github.com/advisories/GHSA-6px6-cgv7-v9vp