CVE Vulnerability

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.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/erlyaws/yaws/releases Release Notes Third Party Advisory
https://medium.com/@charlielabs101/cve-2020-12872-df315411aa70 Exploit Third Party Advisory
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
Configurations

Configuration 1

cpe:2.3:a:yaws:yaws:*:*:*:*:*:*:*:*
Information

Published : 2020-05-15 07:15

Updated : 2023-01-20 06:20

NVD link : CVE-2020-12872

Mitre link : CVE-2020-12872

Products Affected
No products.
CWE
CWE-326

Inadequate Encryption Strength