CVE-2021-20212

A flaw was found in Privoxy in versions before 3.0.29. Memory leak if multiple filters are executed and the last one is skipped due to a pcre error leading to a system crash.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
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
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 77%
VendorProductVersion
privoxyprivoxy
𝑥
< 3.0.29
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
privoxy
bullseye
3.0.32-2+deb11u1
fixed
bookworm
3.0.34-1
fixed
sid
3.0.34-6
fixed
trixie
3.0.34-6
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
privoxy
groovy
Fixed 3.0.28-3ubuntu0.1
released
focal
Fixed 3.0.28-2ubuntu0.1
released
bionic
Fixed 3.0.26-5ubuntu0.1
released
xenial
Fixed 3.0.24-1ubuntu0.1
released
trusty
Fixed 3.0.21-7+deb8u1ubuntu0.1~esm1
released
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1928736
https://security.gentoo.org/glsa/202107-16
https://www.privoxy.org/3.0.29/user-manual/whatsnew.html
https://bugzilla.redhat.com/show_bug.cgi?id=1928736
https://security.gentoo.org/glsa/202107-16
https://www.privoxy.org/3.0.29/user-manual/whatsnew.html