CVE-2012-0867: Input Validation
First published: Wed Jul 18 2012(Updated: )
PostgreSQL 8.4.x before 8.4.11, 9.0.x before 9.0.7, and 9.1.x before 9.1.3 truncates the common name to only 32 characters when verifying SSL certificates, which allows remote attackers to spoof connections when the host name is exactly 32 characters.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| openSUSE | =12.2 | |
| PostgreSQL | =8.4 | |
| PostgreSQL | =8.4.1 | |
| PostgreSQL | =8.4.2 | |
| PostgreSQL | =8.4.3 | |
| PostgreSQL | =8.4.4 | |
| PostgreSQL | =8.4.5 | |
| PostgreSQL | =8.4.6 | |
| PostgreSQL | =8.4.7 | |
| PostgreSQL | =8.4.8 | |
| PostgreSQL | =8.4.9 | |
| PostgreSQL | =8.4.10 | |
| PostgreSQL | =9.0 | |
| PostgreSQL | =9.0.1 | |
| PostgreSQL | =9.0.2 | |
| PostgreSQL | =9.0.3 | |
| PostgreSQL | =9.0.4 | |
| PostgreSQL | =9.0.5 | |
| PostgreSQL | =9.0.6 | |
| Debian Linux | =6.0 | |
| Red Hat Enterprise Linux Workstation | =5 | |
| Red Hat Enterprise Linux | =5.0 | |
| Red Hat Enterprise Linux Desktop | =5.0 | |
| Red Hat Enterprise Linux Desktop | =6.0 | |
| Red Hat Enterprise Linux HPC Node | =6.0 | |
| Red Hat Enterprise Linux Server | =6.0 | |
| Red Hat Enterprise Linux Server | =6.2 | |
| Red Hat Enterprise Linux Server | =6.2.z | |
| Red Hat Enterprise Linux Workstation | =6.0 | |
| PostgreSQL | =9.1 | |
| PostgreSQL | =9.1.1 | |
| PostgreSQL | =9.1.2 |
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Reference Links
- http://lists.opensuse.org/opensuse-updates/2012-09/msg00060.html
- http://rhn.redhat.com/errata/RHSA-2012-0678.html
- http://secunia.com/advisories/49273
- http://www.debian.org/security/2012/dsa-2418
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:026
- http://www.postgresql.org/about/news/1377/
- http://www.postgresql.org/docs/8.4/static/release-8-4-11.html
- http://www.postgresql.org/docs/9.0/static/release-9-0-7.html
- http://www.postgresql.org/docs/9.1/static/release-9-1-3.html
Frequently Asked Questions
What is the severity of CVE-2012-0867?
CVE-2012-0867 is rated as a medium severity vulnerability.
How do I fix CVE-2012-0867?
To fix CVE-2012-0867, you should upgrade to PostgreSQL version 8.4.11, 9.0.7, or 9.1.3 or later.
What is the impact of CVE-2012-0867?
The impact of CVE-2012-0867 allows attackers to spoof SSL connections by exploiting a 32-character limit on common names.
Which versions of PostgreSQL are affected by CVE-2012-0867?
PostgreSQL versions 8.4.x before 8.4.11, 9.0.x before 9.0.7, and 9.1.x before 9.1.3 are affected by CVE-2012-0867.
Are there any specific operating systems vulnerable to CVE-2012-0867?
Yes, CVE-2012-0867 affects PostgreSQL on various operating systems including OpenSUSE, Red Hat Enterprise Linux, and Debian.
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