PJSIP up to 2.12.1 Parser buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k2.43

Summaryinfo

A vulnerability, which was classified as critical, has been found in PJSIP up to 2.12.1. This vulnerability affects unknown code of the component Parser. This manipulation causes buffer overflow. The identification of this vulnerability is CVE-2022-39244. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in PJSIP up to 2.12.1. Affected by this vulnerability is an unknown functionality of the component Parser. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 10/05/2022. The advisory is shared at github.com. This vulnerability is known as CVE-2022-39244. Neither technical details nor an exploit are publicly available.

Upgrading to version 2.13 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-41764). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PJSIP 2.13
Patch: github.com

Timelineinfo

09/02/2022 🔍
10/05/2022 +33 days 🔍
10/05/2022 +0 days 🔍
06/28/2026 +1362 days 🔍

Sourcesinfo

Advisory: c4d34984ec92b3d5252a7d5cddd85a1d3a8001ae
Status: Confirmed

CVE: CVE-2022-39244 (🔍)
GCVE (CVE): GCVE-0-2022-39244
GCVE (VulDB): GCVE-100-210169
EUVD: 🔍

Entryinfo

Created: 10/05/2022 22:25
Updated: 06/28/2026 17:07
Changes: 10/05/2022 22:25 (37), 10/30/2022 09:50 (4), 10/30/2022 09:53 (21), 11/05/2025 11:12 (15), 06/28/2026 17:07 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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