CVE-2021-27292
Published: 17 March 2021
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.
Priority
Status
Package | Release | Status |
---|---|---|
node-ua-parser-js Launchpad, Ubuntu, Debian |
bionic |
Needed
|
focal |
Needed
|
|
groovy |
Ignored
(end of life)
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
|
jammy |
Needed
|
|
kinetic |
Ignored
(end of life, was needed)
|
|
lunar |
Not vulnerable
(0.7.31+ds+~0.7.36-1)
|
|
mantic |
Not vulnerable
(0.7.31+ds+~0.7.36-1)
|
|
noble |
Not vulnerable
(0.7.31+ds+~0.7.36-1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(0.7.24)
|
|
xenial |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |