CVE-2013-2099
Published Oct 9, 2013
Last updated 2 years ago
Overview
- Description
- Algorithmic complexity vulnerability in the ssl.match_hostname function in Python 3.2.x, 3.3.x, and earlier, and unspecified versions of python-backports-ssl_match_hostname as used for older Python versions, allows remote attackers to cause a denial of service (CPU consumption) via multiple wildcard characters in the common name in a certificate.
- Source
- secalert@redhat.com
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- CWE-399
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:python:python:3.2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B511BDFA-D1DC-4E50-9A08-66DA05947A43"
},
{
"criteria": "cpe:2.3:a:python:python:3.2.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0708E98D-5C84-47DC-89E5-8BB7CFFB12A7"
},
{
"criteria": "cpe:2.3:a:python:python:3.2.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6595C4F3-5683-4889-AD30-83840F6A58D1"
},
{
"criteria": "cpe:2.3:a:python:python:3.2.3:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "027FD902-9B08-4EDF-9F83-314FBF0583ED"
},
{
"criteria": "cpe:2.3:a:python:python:3.2.4:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "89FB9D30-8559-4F57-9D20-DC603765B346"
},
{
"criteria": "cpe:2.3:a:python:python:3.2.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "957FCB4A-32D0-4449-8995-80144CC713B4"
},
{
"criteria": "cpe:2.3:a:python:python:3.3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "875ABC97-2783-41DA-AB9F-9E6F0870B74C"
},
{
"criteria": "cpe:2.3:a:python:python:3.3.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5262D28D-204C-41E8-BC4D-27372E366295"
},
{
"criteria": "cpe:2.3:a:python:python:3.3.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "121225D0-C5DA-4F26-93B8-3D56BC1D38B1"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F5D324C4-97C7-49D3-A809-9EAD4B690C69"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E2076871-2E80-4605-A470-A41C1A8EC7EE"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EFAA48D9-BEB4-4E49-AD50-325C262D46D9"
}
],
"operator": "OR"
}
]
}
]