An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur.
Published 2021-07-30 14:15:17
Updated 2021-11-28 23:16:19
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2021-32558

Top countries where our scanners detected CVE-2021-32558
Top open port discovered on systems with this issue 80
IPs affected by CVE-2021-32558 37,618
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-32558!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-32558

0.60%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-32558

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
NIST

CWE ids for CVE-2021-32558

References for CVE-2021-32558

Products affected by CVE-2021-32558

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