CVEvulnerability
CVE-2020-12872
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-05-15
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-326
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.
Affected configurations
• yaws yaws (>= 2.0.2 <= 2.0.6)
Related
Weakness · CWE (1)
- CWE-326 Inadequate Encryption Strength weakness
References
- https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075 Exploit, Third Party Advisory
- https://github.com/erlyaws/yaws/issues/402 Issue Tracking, Third Party Advisory
- https://github.com/erlyaws/yaws/releases Release Notes, Third Party Advisory
- https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70 medium.com
- https://sweet32.info/ Third Party Advisory
- https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075 Exploit, Third Party Advisory
- https://github.com/erlyaws/yaws/issues/402 Issue Tracking, Third Party Advisory
- https://github.com/erlyaws/yaws/releases Release Notes, Third Party Advisory
- https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70 medium.com
- https://sweet32.info/ Third Party Advisory