CVE-2013-2100
HIGH · CVSS 9.3EPSS 1.6%EU EUVD
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.
Key facts
- CVSS score
- 9.3 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-310
- EPSS score
- 1.6% (76th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-0085)
- Published
- September 29, 2014
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-0085 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- gentoo / portage
References
- http://openwall.com/lists/oss-security/2013/05/15/5(Exploit)
- 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(Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/84315
- https://security.gentoo.org/glsa/201507-16
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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