CVE-2012-2110

The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in OpenSSL before 0.9.8v, 1.0.0 before 1.0.0i, and 1.0.1 before 1.0.1a does not properly interpret integer data, which allows remote attackers to conduct buffer overflow attacks, and cause a denial of service (memory corruption) or possibly have unspecified other impact, via crafted DER data, as demonstrated by an X.509 certificate or an RSA public key.

Score

CVSS 2.0 7.5 High

Status

Modified - secalert@redhat.com

Published

2012-04-19

Last modified

2024-08-06

Weaknesses

CWE-119

Affected products

• Openssl (Openssl)
• Openssl (Redhat)

References

• http://archives.neohapsis.com/archives/fulldisclosure/2012-04/0209.html
• http://cvs.openssl.org/chngview?cn=22431
• http://cvs.openssl.org/chngview?cn=22434
• http://cvs.openssl.org/chngview?cn=22439
• http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079149.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079299.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080176.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html
• http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00015.html
• http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00007.html
• http://marc.info/?l=bugtraq&m=133728068926468&w=2
• http://marc.info/?l=bugtraq&m=133951357207000&w=2
• http://marc.info/?l=bugtraq&m=134039053214295&w=2
• http://osvdb.org/81223
• http://rhn.redhat.com/errata/RHSA-2012-0518.html
• http://rhn.redhat.com/errata/RHSA-2012-0522.html
• http://rhn.redhat.com/errata/RHSA-2012-1306.html
• http://rhn.redhat.com/errata/RHSA-2012-1307.html
• http://rhn.redhat.com/errata/RHSA-2012-1308.html
• http://secunia.com/advisories/48847
• http://secunia.com/advisories/48895
• http://secunia.com/advisories/48899
• http://secunia.com/advisories/48942
• http://secunia.com/advisories/48999
• http://secunia.com/advisories/57353
• http://support.apple.com/kb/HT5784
• http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564
• http://www.collax.com/produkte/AllinOne-server-for-small-businesses#id2565578