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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.57%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 1.57% probability · 74th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-310
- Affected
- gentoo/portage
- Source
- secalert@redhat.com
References
- http://openwall.com/lists/oss-security/2013/05/15/5Exploit
- http://openwall.com/lists/oss-security/2013/05/16/3
- http://www.securityfocus.com/bid/59878
- https://bugs.gentoo.org/show_bug.cgi?id=469888Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/84315
- https://security.gentoo.org/glsa/201507-16
- http://openwall.com/lists/oss-security/2013/05/15/5Exploit
- http://openwall.com/lists/oss-security/2013/05/16/3
- http://www.securityfocus.com/bid/59878
- https://bugs.gentoo.org/show_bug.cgi?id=469888Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/84315
- https://security.gentoo.org/glsa/201507-16
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.