UbuntuUSN-6376-1c-ares vulnerability
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
6.1 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
13.4%
Releases
- Ubuntu 20.04 LTS
Packages
- c-ares - library for asynchronous name resolution
Details
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Ubuntu | 20.04 | noarch | libc-ares2 | < 1.15.0-1ubuntu0.4 | UNKNOWN |
| Ubuntu | 20.04 | noarch | libc-ares-dev | < 1.15.0-1ubuntu0.4 | UNKNOWN |
| Ubuntu | 20.04 | noarch | libc-ares2-dbgsym | < 1.15.0-1ubuntu0.4 | UNKNOWN |
References
Related
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
6.1 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
13.4%