CVE-2023-38406

bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
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
---
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CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 32%
VendorProductVersion
frroutingfrrouting
𝑥
< 8.4.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
frr
bullseye
vulnerable
bullseye (security)
7.5.1-1.1+deb11u3
fixed
bookworm
8.4.4-1.1~deb12u1
fixed
bookworm (security)
8.4.4-1.1~deb12u1
fixed
sid
10.2.1-1
fixed
trixie
10.2.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
frr
oracular
not-affected
noble
not-affected
mantic
not-affected
lunar
Fixed 8.4.2-1ubuntu1.6
released
jammy
Fixed 8.1-1ubuntu1.8
released
focal
Fixed 7.2.1-1ubuntu0.2+esm2
released
bionic
ignored
xenial
ignored
trusty
ignored
quagga
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
Common Weakness Enumeration
References
https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3
https://github.com/FRRouting/frr/pull/12884
https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3
https://github.com/FRRouting/frr/pull/12884
https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html