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.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

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

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

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

Configurations

Configuration 1 (hide)

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

Information

Published : 2020-05-15 19:15

Updated : 2020-09-14 21:15

NVD link : CVE-2020-12872

Mitre link : CVE-2020-12872

JSON object : View

Products Affected

yaws

yaws

CWE

CWE-326

Inadequate Encryption Strength

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