// For flags

CVE-2022-39244

Buffer overflow in pjlib scanner and pjmedia

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

PJSIP is a free and open source multimedia communication library written in C. In versions of PJSIP prior to 2.13 the PJSIP parser, PJMEDIA RTP decoder, and PJMEDIA SDP parser are affeced by a buffer overflow vulnerability. Users connecting to untrusted clients are at risk. This issue has been patched and is available as commit c4d3498 in the master branch and will be included in releases 2.13 and later. Users are advised to upgrade. There are no known workarounds for this issue.

PJSIP es una biblioteca de comunicación multimedia gratuita y de código abierto escrita en C. En las versiones de PJSIP anteriores a 2.13, el analizador de PJSIP, el descodificador RTP de PJMEDIA y el analizador SDP de PJMEDIA están afectados por una vulnerabilidad de desbordamiento de búfer. Los usuarios que son conectados a clientes no confiables están en riesgo. Este problema ha sido parcheado y está disponible como commit c4d3498 en la rama master y será incluida en las versiones 2.13 y posteriores. Es recomendado a usuarios actualizar. No se presentan mitigaciones conocidas para este problema

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-09-02 CVE Reserved
  • 2022-10-06 CVE Published
  • 2024-05-27 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Pjsip
Search vendor "Pjsip"
Pjsip
Search vendor "Pjsip" for product "Pjsip"
< 2.13
Search vendor "Pjsip" for product "Pjsip" and version " < 2.13"
-
Affected