Is CVE-2012-2143 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 6%.

What products does CVE-2012-2143 affect?

Tracked products affected include PostgreSQL. Check the version you run to see whether it is affected.

How do I fix CVE-2012-2143?

Apply the vendor fix in your normal patch cycle. An official patch or advisory is available. Upgrade affected products to a fixed version.

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CVE-2012-2143

Q: What is CVE-2012-2143?

CVE-2012-2143 is a medium-severity software vulnerability (CWE-310) with a CVSS score of 4.3. The crypt_des (aka DES-based crypt) function in FreeBSD before 9.0-RELEASE-p2, as used in PHP, PostgreSQL, and other products, does not process the complete cleartext password if this password contains a 0x80 character, which makes it easie

MEDIUM severity · CVSS 4.3 · CWE-310

4.3CVSS MEDIUM

Summary

The crypt_des (aka DES-based crypt) function in FreeBSD before 9.0-RELEASE-p2, as used in PHP, PostgreSQL, and other products, does not process the complete cleartext password if this password contains a 0x80 character, which makes it easier for context-dependent attackers to obtain access via an authentication attempt with an initial substring of the intended password, as demonstrated by a Unicode password.

Impact & exploitability

Attack vectorNetwork

Attack complexity—

Privileges required—

User interaction—

Confidentiality impactNone

Integrity impact—

Availability impactNone

Exploit probability (EPSS)6%

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products we track (1)

PostgreSQL

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=aab49e934de1fff046e659cbec46e3d053b41c34 ↗

CVE-2012-2143

Summary

Impact & exploitability

Affected products we track (1)

Recommendation

Additional information