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Debian Security Advisory DSA 2742-1 (php5 - interpretation conflict)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

4.3

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

8 years ago

Modified

Modified

8 months ago

Summary

It was discovered that PHP, a general-purpose scripting language commonly used for web application development, did not properly process embedded NUL characters in the subjectAltName extension of X.509 certificates. Depending on the application and with insufficient CA-level checks, this could be abused for impersonating other users.

Affected Software

Affected Software

php5 on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the oldstable distribution (squeeze), this problem has been fixed in version 5.3.3-7+squeeze17. For the stable distribution (wheezy), this problem has been fixed in version 5.4.4-14+deb7u4. For the unstable distribution (sid), this problem has been fixed in version 5.5.3+dfsg-1. We recommend that you upgrade your php5 packages.

Common Vulnerabilities and Exposures (CVE)