CVE-2012-2686

Description

crypto/evp/e_aes_cbc_hmac_sha1.c in the AES-NI functionality in the TLS 1.1 and 1.2 implementations in OpenSSL 1.0.1 before 1.0.1d allows remote attackers to cause a denial of service (application crash) via crafted CBC data.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 55.98% Top 5%
Vendor Advisory marc.info Vendor Advisory apple.com Vendor Advisory openssl.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/57755 vdb entry
http://secunia.com/advisories/55139 third party advisory
http://www.openssl.org/news/secadv_20130204.txt vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18868 signature vdb entry
http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=125093b59f3c2a2d33785b5563d929d0472f1721
http://marc.info/?l=bugtraq&m=137545771702053&w=2 vendor advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c03883001
http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html vendor advisory
http://secunia.com/advisories/55108 third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=908029
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19660 signature vdb entry
http://support.apple.com/kb/HT5880

Frequently Asked Questions

What is the severity of CVE-2012-2686?
CVE-2012-2686 has been scored as a medium severity vulnerability.
How to fix CVE-2012-2686?
To fix CVE-2012-2686, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-2686 being actively exploited in the wild?
It is possible that CVE-2012-2686 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~56% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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