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CVE-2020-22217

Date: August 21, 2023

Buffer overflow vulnerability in c-ares before 1_16_1 thru 1_17_0 via function ares_parse_soa_reply in ares_parse_soa_reply.c.

Language: C

Severity Score

Related Resources (5)

https://security-tracker.debian.org/tracker/CVE-2020-22217
https://lists.debian.org/debian-lts-announce/2023/09/msg00014.html
https://nvd.nist.gov/vuln/detail/CVE-2020-22217
https://github.com/c-ares/c-ares/issues/333
https://www.mend.io/vulnerability-database/CVE-2020-22217

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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