VulnerabilityModified
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.
MEDIUM 5.5EPSS 0.39%
Does this matter?
Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.39% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-326
- Affected
- yaws/yaws
- Source
- cve@mitre.org
References
- https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075Exploit, Third Party Advisory
- https://github.com/erlyaws/yaws/issues/402Issue Tracking, Third Party Advisory
- https://github.com/erlyaws/yaws/releasesRelease Notes, Third Party Advisory
- https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70
- https://sweet32.info/Third Party Advisory
- https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075Exploit, Third Party Advisory
- https://github.com/erlyaws/yaws/issues/402Issue Tracking, Third Party Advisory
- https://github.com/erlyaws/yaws/releasesRelease Notes, Third Party Advisory
- https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70
- https://sweet32.info/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.