---
id: CVE-2022-37325
title: >-
  In Sangoma Asterisk through 16.28.0, 17.x and 18.x through 18.14.0, and 19.x
  through 19.6.0, an incoming Setup message to addons/ooh323c/src/ooq931.c with
  a malformed Calling or Called Party IE can cause a crash.
summary: >-
  In Sangoma Asterisk through 16.28.0, 17.x and 18.x through 18.14.0, and 19.x
  through 19.6.0, an incoming Setup message to addons/ooh323c/src/ooq931.c with
  a malformed Calling or Called Party IE can cause a crash.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-787
  - CWE-787
vendor: sangoma
product: asterisk
affected:
  - 'asterisk >= 16.0.0, < 16.29.1'
  - 'asterisk >= 18.0.0, < 18.15.1'
  - 'asterisk >= 19.0.0, < 19.7.1'
  - asterisk = 20.0.0
patched:
  - asterisk 19.7.1
published: '2022-12-05'
updated: '2026-07-02'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-37325'
references:
  - url: 'https://downloads.asterisk.org/pub/security/AST-2022-007.html'
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html'
    label: cve@mitre.org
  - url: 'https://www.debian.org/security/2023/dsa-5358'
    label: cve@mitre.org
  - url: 'http://seclists.org/fulldisclosure/2026/Jul/2'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://seclists.org/fulldisclosure/2026/Jul/4'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://seclists.org/fulldisclosure/2026/Jul/6'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://seclists.org/fulldisclosure/2026/Jul/7'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://downloads.asterisk.org/pub/security/AST-2022-007.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.debian.org/security/2023/dsa-5358'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.01192
epssPercentile: 0.6663
ingestedAt: '2026-07-02T20:42:45.591Z'
---

## Overview

In Sangoma Asterisk through 16.28.0, 17.x and 18.x through 18.14.0, and 19.x through 19.6.0, an incoming Setup message to addons/ooh323c/src/ooq931.c with a malformed Calling or Called Party IE can cause a crash.

## Affected

- `asterisk >= 16.0.0, < 16.29.1`
- `asterisk >= 18.0.0, < 18.15.1`
- `asterisk >= 19.0.0, < 19.7.1`
- `asterisk = 20.0.0`

## Remediation

Upgrade past the affected range:

- `asterisk 19.7.1`