CVE-2020-12872 — Inadequate Encryption Strength in Erlang

CWE-326 — Inadequate Encryption Strength7 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 90.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Debian ErlangYaws
Timeline
PublishedMay 15
Latest updateMay 24

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages2 packages

▶debiandebian/erlang< erlang 1:21.2.6+dfsg-1 (bookworm)
▶NVDyaws/yaws2.0.2 — 2.0.6

🔴Vulnerability Details

2
GHSA
GHSA-2g9r-9f99-v27g: yaws_config↗2022-05-24
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OSV
CVE-2020-12872: yaws_config↗2020-05-15
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📋Vendor Advisories

1
Debian
CVE-2020-12872: erlang - yaws_config.erl in Yaws through 2.0.2 and/or 2.0.7 loads obsolete TLS ciphers, a...↗2020
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💬Community

3
Bugzilla
CVE-2020-12872 yaws: yaws_config.erl loads obsolete TLS ciphers [fedora-all]↗2020-05-25
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Bugzilla
CVE-2020-12872 yaws: yaws_config.erl loads obsolete TLS ciphers↗2020-05-25
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Bugzilla
CVE-2020-12872 yaws: yaws_config.erl loads obsolete TLS ciphers [epel-7]↗2020-05-25
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