CVE-2009-2511
What it is
Integer overflow in the CryptoAPI component in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows man-in-the-middle attackers to spoof arbitrary SSL servers and other entities via an X.509 certificate that has a malformed ASN.1 Object Identifier (OID) and was issued by a legitimate Certification Authority, aka "Integer Overflow in X.509 Object Identifiers Vulnerability."
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 13.0% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 13.0% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 13.0% · EPSS, next 30 days
- Weakness
- CWE-189
- Record status
- Modified
Affected
- Microsoft Windows 2000
- Microsoft Windows 7
- Microsoft Windows Server 2003
- Microsoft Windows Server 2008
- Microsoft Windows Vista
- Microsoft Windows Xp
Attack profile CVSS 2.0 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
Raw vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2009-2511.md and follow it. Check whether this project is affected by CVE-2009-2511. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- http://www.us-cert.gov/cas/techalerts/TA09-286A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-056
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6186
- http://www.us-cert.gov/cas/techalerts/TA09-286A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-056
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6186