CVE-2021-43302

Severity Score

9.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Una lectura fuera de límites en la API de PJSUA cuando es llamado a pjsua_recorder_create. Un argumento "filename" controlado por un atacante puede causar una lectura fuera de límites cuando el nombre del archivo es menor de 4 caracteres

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-11-03 CVE Reserved
2022-02-16 CVE Published
2024-08-04 CVE Updated
2024-11-01 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (5)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html	Mailing List
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html	Mailing List
https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html	Mailing List

URL	Date	SRC

URL	Date	SRC
https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9	2023-08-30

URL	Date	SRC
https://www.debian.org/security/2022/dsa-5285	2023-08-30

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Teluu Search vendor "Teluu"		Pjsip Search vendor "Teluu" for product "Pjsip"				<= 2.11.1 Search vendor "Teluu" for product "Pjsip" and version " <= 2.11.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		Affected