Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2013-2100

The urlopen function in pym/portage/util/_urlopen.py in Gentoo Portage 2.1.12, when using HTTPS, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and modify binary package lists via a crafted certificate.

Published: Sep 29, 2014
Updated: Nov 9, 2025
CVE: CVE-2013-2100
Severity: High
Exploit:

CVSS v2:

Severity: High
Score: 9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C

CWEs:

CWE-310

Affected Software
References

Software	From	Fixed in
gentoo / portage	2.1.12	2.1.12.x

http://openwall.com/lists/oss-security/2013/05/15/5
http://openwall.com/lists/oss-security/2013/05/16/3
http://www.securityfocus.com/bid/59878
https://bugs.gentoo.org/show_bug.cgi?id=469888
https://exchange.xforce.ibmcloud.com/vulnerabilities/84315
https://security.gentoo.org/glsa/201507-16

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