CVE-2020-36400

ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 66%
VendorProductVersion
zeromqlibzmq
4.3.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
zeromq3
bullseye
4.3.4-1+deb11u1
fixed
bookworm
4.3.4-6
fixed
sid
4.3.5-1
fixed
trixie
4.3.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
zeromq3
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
Common Weakness Enumeration
References
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26042
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yaml
https://github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26042
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yaml
https://github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306