Debian Security Advisory DSA 2660-1 (curl - exposure of sensitive information)

Published: 2013-04-19 22:00:00
CVE Author: NIST National Vulnerability Database (NVD)

CVSS Base Vector:
AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected Versions:
curl on Debian Linux

Recommendations:
For the stable distribution (squeeze), this problem has been fixed in version 7.21.0-2.1+squeeze3. For the testing distribution (wheezy), this problem has been fixed in version 7.26.0-1+wheezy2. For the unstable distribution (sid), this problem has been fixed in version 7.29.0-2.1. We recommend that you upgrade your curl Linux Distribution Packages.

Summary:
Yamada Yasuharu discovered that cURL, an URL transfer library, is vulnerable to expose potentially sensitive information when doing requests across domains with matching tails. Due to a bug in the tailmatch function when matching domain names, it was possible that cookies set for a domain ample.com could accidentally also be sent by libcurl when communicating with example.com . Both curl the command line tool and applications using the libcurl library are vulnerable.

Detection Method:
This check tests the installed software version using the apt Linux Distribution Package manager.

Detection Type:
Linux Distribution Package

Solution Type:
Vendor Patch

NIST (National Institute of Standards and Technology) NVD (National Vulnerability Database)

https://nvd.nist.gov/vuln/detail/CVE-2013-1944

References:

http://www.debian.org/security/2013/dsa-2660.html

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Severity
Medium
CVSS Score
5.0

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