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CVE-2021-43302

Date: February 15, 2022

Read out-of-bounds in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause an out-of-bounds read when the filename is shorter than 4 characters.

Language: C

Severity Score

9.1

Related Resources (10)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-43302

Url: https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-43302

Url: https://security-tracker.debian.org/tracker/CVE-2021-43302

Url: https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html

Url: https://security.alpinelinux.org/vuln/CVE-2021-43302

Url: https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9

Url: https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html

Url: https://www.debian.org/security/2022/dsa-5285

Url: https://www.mend.io/vulnerability-database/CVE-2021-43302

Severity Score

9.1

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:	9.1
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	6.4
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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