CVE-2020-12872 Information

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:N

Reference

https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erlL2068-L2075 https://github.com/erlyaws/yaws/issues/402 https://github.com/erlyaws/yaws/releases https://medium.com/@charlielabs101/cve-2020-12872-df315411aa70 https://sweet32.info/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.5