CVE-2021-43302: Critical severity teluu pjsip vulnerability

Published Feb 16, 2022
·
Updated

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

Affected Software

8 affected componentsFixes available
debian/asterisk
1:16.28.0~dfsg-0+deb10u41:16.28.0~dfsg-0+deb11u31:16.28.0~dfsg-0+deb11u41:20.6.0~dfsg+~cs6.13.40431414-2
debian/ring<=20190215.1.f152c98~ds1-1+deb10u1, <=20210112.2.b757bac~ds1-1
20190215.1.f152c98~ds1-1+deb10u220230206.0~ds2-1.120231201.0~ds1-1
ubuntu/ring<20180228.1.503
20180228.1.503
ubuntu/ring<20190215.1.
20190215.1.
Teluu PJSIP<=2.11.1
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Debian Debian Linux=11.0

Event History

Feb 16, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·09:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·12:01 AM
Description

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2021-43302.

2

What is the severity of CVE-2021-43302?

The severity of CVE-2021-43302 is critical with a severity value of 9.1.

3

Which software is affected by CVE-2021-43302?

The software affected by CVE-2021-43302 includes Teluu Pjsip (up to version 2.11.1), Debian Linux 9.0, Debian Linux 10.0, Debian Linux 11.0, and Ubuntu Ring (versions up to 20180228.1.503 and 20190215.1.).

4

What is the impact of CVE-2021-43302?

CVE-2021-43302 can allow an attacker-controlled filename to cause an out-of-bounds read, leading to potential information disclosure or denial of service.

5

How can CVE-2021-43302 be fixed?

To fix CVE-2021-43302, users should update to the recommended patches or versions provided by the software vendors.

Contact

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