PJSIP up to 2.11.1 RTP/RTCP out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in PJSIP up to 2.11.1. This affects an unknown part of the component RTP/RTCP. The manipulation leads to out-of-bounds. This vulnerability is traded as CVE-2022-21722. It is possible to initiate the attack remotely. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in PJSIP up to 2.11.1. It has been rated as critical. This issue affects an unknown code of the component RTP/RTCP. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was shared 01/27/2022 as GHSA-m66q-q64c-hv36. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2022-21722 since 11/16/2021. The technical details are unknown and an exploit is not publicly available.

Applying the patch 22af44e68a0c7d190ac1e25075e1382f77e9397a is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-26904). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 22af44e68a0c7d190ac1e25075e1382f77e9397a

Timelineinfo

11/16/2021 🔍
01/27/2022 +72 days 🔍
01/27/2022 +0 days 🔍
04/27/2026 +1551 days 🔍

Sourcesinfo

Advisory: GHSA-m66q-q64c-hv36
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-21722 (🔍)
GCVE (CVE): GCVE-0-2022-21722
GCVE (VulDB): GCVE-100-191699
EUVD: 🔍

Entryinfo

Created: 01/27/2022 10:09
Updated: 04/27/2026 14:47
Changes: 01/27/2022 10:09 (50), 01/29/2022 11:15 (2), 11/04/2025 22:58 (33), 04/27/2026 14:47 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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