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CVE
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CVE-2020-12872Date: (C)2020-05-18   (M)2023-12-22


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 Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 2.1
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: HIGHAvailability: NONE
Integrity: NONE 
Availability: NONE 
  
Reference:
https://github.com/erlyaws/yaws/blob/c0fd79f17d52628fcec527da7fa3e788c283c445/src/yaws_config.erl#L2068-L2075
https://github.com/erlyaws/yaws/issues/402
https://github.com/erlyaws/yaws/releases
https://medium.com/%40charlielabs101/cve-2020-12872-df315411aa70
https://sweet32.info/

CPE    1
cpe:/a:yaws:yaws
CWE    1
CWE-326
OVAL    1
oval:org.secpod.oval:def:2003703

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