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osvGoogleOSV:USN-6376-1
HistorySep 18, 2023 - 1:08 p.m.

c-ares vulnerability

2023-09-1813:08:11
Google
osv.dev
3
c-ares
soa
remote attacker
denial of service

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

13.5%

It was discovered that c-ares incorrectly parsed certain SOA replies. A
remote attacker could possibly use this issue to cause c-res to crash,
resulting in a denial of service.

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

13.5%