CVE-2021-27292

EUVD-2021-0991
ua-parser-js >= 0.7.14, fixed in 0.7.24, uses a regular expression which is vulnerable to denial of service. If an attacker sends a malicious User-Agent header, ua-parser-js will get stuck processing it for an extended period of time.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
Affected Products (NVD)
VendorProductVersion
ua-parser-js_projectua-parser-js
0.7.14 ≤
𝑥
< 0.7.24
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
node-ua-parser-js
bookworm
0.8.1+ds+~0.7.36-3
fixed
bullseye
0.7.24+ds-1
fixed
buster
no-dsa
sid
0.8.1+ds+~0.7.36-3
fixed
trixie
0.8.1+ds+~0.7.36-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
node-ua-parser-js
bionic
needed
focal
needed
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needed
kinetic
ignored
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
dne
References
https://gist.github.com/b-c-ds/6941d80d6b4e694df4bc269493b7be76
https://github.com/faisalman/ua-parser-js/commit/809439e20e273ce0d25c1d04e111dcf6011eb566
https://github.com/pygments/pygments/commit/2e7e8c4a7b318f4032493773732754e418279a14
https://gist.github.com/b-c-ds/6941d80d6b4e694df4bc269493b7be76
https://github.com/faisalman/ua-parser-js/commit/809439e20e273ce0d25c1d04e111dcf6011eb566
https://github.com/pygments/pygments/commit/2e7e8c4a7b318f4032493773732754e418279a14