Vulnerability Description
Stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset (ATR) Handler (atrhandler.c) for pcscd in PCSC-Lite 1.5.3, and possibly other 1.5.x and 1.6.x versions, allows physically proximate attackers to cause a denial of service (crash) and possibly execute arbitrary code via a smart card with an ATR message containing a long attribute value.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Muscle | Pcsc-Lite | 1.5.3 |
Related Weaknesses (CWE)
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607781Patch
- http://labs.mwrinfosecurity.com/files/Advisories/mwri_pcsc-atr-handler-buffer-ovPatch
- http://lists.alioth.debian.org/pipermail/pcsclite-cvs-commit/2010-November/00492Patch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053079.ht
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053095.ht
- http://secunia.com/advisories/42912Vendor Advisory
- http://secunia.com/advisories/43112
- http://www.debian.org/security/2011/dsa-2156
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:015
- http://www.openwall.com/lists/oss-security/2010/12/22/7Patch
- http://www.openwall.com/lists/oss-security/2011/01/03/3Patch
- http://www.securityfocus.com/bid/45450
- http://www.vupen.com/english/advisories/2010/3264Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0101Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0180
FAQ
What is CVE-2010-4531?
CVE-2010-4531 is a vulnerability with a CVSS score of 4.4 (MEDIUM). Stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset (ATR) Handler (atrhandler.c) for pcscd in PCSC-Lite 1.5.3, and possibly other 1.5.x and 1.6.x versions, allows physicall...
How severe is CVE-2010-4531?
CVE-2010-4531 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-4531?
Check the references section above for vendor advisories and patch information. Affected products include: Muscle Pcsc-Lite.