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A buffer overflow in res_pjsip_diversion.c in Sangoma...

Moderate severity Unreviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 29, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

A buffer overflow in res_pjsip_diversion.c in Sangoma Asterisk versions 13.38.1, 16.15.1, 17.9.1, and 18.1.1 allows remote attacker to crash Asterisk by deliberately misusing SIP 181 responses.

References

Published by the National Vulnerability Database Feb 18, 2021
Published to the GitHub Advisory Database May 24, 2022
Last updated Jan 29, 2023

Severity

Moderate

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(80th percentile)

Weaknesses

CVE ID

CVE-2020-35776

GHSA ID

GHSA-4ch3-ggx2-34pj

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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