CVE-2013-2099

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 UNKNOWN
NETWORK
MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
redhatCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 82%
VendorProductVersion
pythonpython
3.2.0
pythonpython
3.2.1
pythonpython
3.2.2
pythonpython
3.2.3
pythonpython
3.2.4
pythonpython
3.2.5
pythonpython
3.3.0
pythonpython
3.3.1
pythonpython
3.3.2
canonicalubuntu_linux
12.04
canonicalubuntu_linux
12.10
canonicalubuntu_linux
13.04
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
bzr
sid
2.7.0+bzr6622+brz
fixed
trixie
2.7.0+bzr6622+brz
fixed
bookworm
2.7.0+bzr6622+brz
fixed
bullseye
2.7.0+bzr6622+brz
fixed
wheezy
no-dsa
squeeze
no-dsa
jessie
no-dsa
linkchecker
bullseye
10.0.1-2
fixed
wheezy
no-dsa
squeeze
no-dsa
jessie
no-dsa
bookworm
10.2.1-1
fixed
sid
10.4.0-1
fixed
trixie
10.4.0-1
fixed
python-tornado
bullseye
6.1.0-1
fixed
wheezy
no-dsa
squeeze
no-dsa
jessie
no-dsa
bookworm
6.2.0-3
fixed
sid
6.4.1-3
fixed
trixie
6.4.1-3
fixed
python-urllib3
bullseye
1.26.5-1~exp1
fixed
wheezy
no-dsa
squeeze
no-dsa
jessie
no-dsa
bookworm
1.26.12-1
fixed
sid
2.0.7-2
fixed
trixie
2.0.7-2
fixed
python2.7
bullseye
2.7.18-8+deb11u1
fixed
wheezy
no-dsa
squeeze
no-dsa
jessie
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
bzr
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
not-affected
saucy
not-affected
raring
ignored
quantal
ignored
precise
ignored
lucid
not-affected
linkchecker
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
dne
focal
dne
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
ignored
xenial
not-affected
wily
ignored
vivid
ignored
utopic
ignored
trusty
dne
saucy
ignored
raring
ignored
quantal
ignored
precise
ignored
lucid
ignored
python-tornado
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
saucy
ignored
raring
ignored
quantal
ignored
precise
ignored
lucid
dne
python-urllib3
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
not-affected
saucy
not-affected
raring
ignored
quantal
ignored
precise
dne
lucid
dne
python2.7
noble
dne
mantic
dne
lunar
dne
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
not-affected
saucy
not-affected
raring
Fixed 2.7.4-2ubuntu3.2
released
quantal
not-affected
precise
not-affected
lucid
dne
python3.1
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
dne
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
saucy
dne
raring
dne
quantal
dne
precise
dne
lucid
not-affected
python3.2
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
dne
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
saucy
dne
raring
dne
quantal
Fixed 3.2.3-6ubuntu3.4
released
precise
Fixed 3.2.3-0ubuntu3.5
released
lucid
dne
python3.3
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
dne
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
saucy
not-affected
raring
Fixed 3.3.1-1ubuntu5.2
released
quantal
Fixed 3.3.0-1ubuntu0.1
released
precise
dne
lucid
dne
w3af
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
dne
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
ignored
xenial
needed
wily
ignored
vivid
ignored
utopic
ignored
trusty
dne
saucy
ignored
raring
ignored
quantal
ignored
precise
ignored
lucid
ignored
zeroinstall-injector
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
ignored
xenial
not-affected
wily
ignored
vivid
ignored
utopic
ignored
trusty
dne
saucy
ignored
raring
ignored
quantal
ignored
precise
ignored
lucid
not-affected
Common Weakness Enumeration