4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.053 Low
EPSS
Percentile
93.1%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 13.04 | noarch | python2.7 | < 2.7.4-2ubuntu3.2 | UNKNOWN |
ubuntu | 12.04 | noarch | python3.2 | < 3.2.3-0ubuntu3.5 | UNKNOWN |
ubuntu | 12.10 | noarch | python3.2 | < 3.2.3-6ubuntu3.4 | UNKNOWN |
ubuntu | 12.10 | noarch | python3.3 | < 3.3.0-1ubuntu0.1 | UNKNOWN |
ubuntu | 13.04 | noarch | python3.3 | < 3.3.1-1ubuntu5.2 | UNKNOWN |
ubuntu | 16.04 | noarch | w3af | < any | UNKNOWN |
bugs.python.org/issue17980
www.openwall.com/lists/oss-security/2013/05/16/6
launchpad.net/bugs/cve/CVE-2013-2099
nvd.nist.gov/vuln/detail/CVE-2013-2099
security-tracker.debian.org/tracker/CVE-2013-2099
ubuntu.com/security/notices/USN-1983-1
ubuntu.com/security/notices/USN-1984-1
ubuntu.com/security/notices/USN-1985-1
www.cve.org/CVERecord?id=CVE-2013-2099