SB2011092202 - Permissions, Privileges, and Access Controls in OpenSSL
Published: September 22, 2011 Updated: July 28, 2020
Security Bulletin ID
SB2011092202
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2011-3207)
The vulnerability allows a remote non-authenticated attacker to manipulate data.
crypto/x509/x509_vfy.c in OpenSSL 1.0.x before 1.0.0e does not initialize certain structure members, which makes it easier for remote attackers to bypass CRL validation by using a nextUpdate value corresponding to a time in the past.
Remediation
Install update from vendor's website.
References
- http://cvs.openssl.org/chngview?cn=21349
- http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065712.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065744.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html
- http://marc.info/?l=bugtraq&m=133226187115472&w=2
- http://openssl.org/news/secadv_20110906.txt
- http://secunia.com/advisories/45956
- http://secunia.com/advisories/57353
- http://support.apple.com/kb/HT5784
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:137
- http://www.redhat.com/support/errata/RHSA-2011-1409.html
- http://www.securitytracker.com/id?1026012
- http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564
- https://bugzilla.redhat.com/show_bug.cgi?id=736087