CVE-2021-28652

EUVD-2021-15321
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.9 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 67%
Affected Products (NVD)
VendorProductVersion
squid-cachesquid
1.0 ≤
𝑥
< 4.15
squid-cachesquid
5.0 ≤
𝑥
< 5.0.6
debiandebian_linux
9.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
squid
bookworm
5.7-2+deb12u2
fixed
bookworm (security)
5.7-2+deb12u2
fixed
bullseye
4.13-10+deb11u3
fixed
bullseye (security)
4.13-10+deb11u3
fixed
sid
6.12-1
fixed
trixie
6.12-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
squid
bionic
dne
focal
Fixed 4.10-1ubuntu1.4
released
groovy
Fixed 4.13-1ubuntu2.2
released
hirsute
Fixed 4.13-1ubuntu4.1
released
impish
Fixed 4.13-10ubuntu1
released
jammy
Fixed 4.13-10ubuntu1
released
trusty
dne
xenial
dne
squid3
bionic
Fixed 3.5.27-1ubuntu1.11
released
focal
dne
groovy
dne
hirsute
dne
impish
dne
jammy
dne
trusty
dne
xenial
ignored