CVE-2020-12872

yaws_config.erl in Yaws through 2.0.2 and/or 2.0.7 loads obsolete TLS ciphers, as demonstrated by ones that allow Sweet32 attacks, if running on an Erlang/OTP virtual machine with a version less than 21.0.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
mitreCNA
---
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CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 33%
VendorProductVersion
yawsyaws
2.0.2 ≤
𝑥
≤ 2.0.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
erlang
bullseye
1:23.2.6+dfsg-1+deb11u1
fixed
jessie
no-dsa
bookworm
1:25.2.3+dfsg-1
fixed
sid
1:25.3.2.12+dfsg-3
fixed
trixie
1:25.3.2.12+dfsg-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
yaws
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
eoan
ignored
bionic
needs-triage
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075
https://github.com/erlyaws/yaws/issues/402
https://github.com/erlyaws/yaws/releases
https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70
https://sweet32.info/
https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075
https://github.com/erlyaws/yaws/issues/402
https://github.com/erlyaws/yaws/releases
https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70
https://sweet32.info/