Vulnerability Report

CVE-2020-14354

Title: C-Ares

Other

Proof Of Concept

No public PoC currently indexed for CVE-2020-14354.

CWE Category CWE-415
Published Date May 13, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 3.3 CVSS v3.1
Exploit Probability (EPSS)
0.19%

Vulnerability Summary

CVE-2020-14354: A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib. The highest threat from this vulnerability is to this service availability.

Impacted Vendors

C
c-ares 1
D
daniel_stenberg 1

Reference Links

https://bugzilla.redhat.com/show_bug.cgi?id=1866838 https://c-ares.haxx.se/changelog.html https://github.com/c-ares/c-ares/commit/1cc7e83c3bdfaafbc5919c95025592d8de3a170e https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ https://packetstormsecurity.com/files/158755/GS20200804145053.txt https://bugzilla.redhat.com/show_bug.cgi?id=1866838 https://c-ares.haxx.se/changelog.html https://github.com/c-ares/c-ares/commit/1cc7e83c3bdfaafbc5919c95025592d8de3a170e https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ https://packetstormsecurity.com/files/158755/GS20200804145053.txt
CVSS v3.1
Source Entity [email protected]
Severity LOW
3.3
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v2.0
Source Entity [email protected]
Severity LOW
2.1
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-14354 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Stack

No specific products linked.