Description
An issue was discovered in res_pjsip_t38.c in Sangoma Asterisk through 13.x and Certified Asterisk through 13.21-x. If it receives a re-invite initiating T.38 faxing and has a port of 0 and no c line in the SDP, a NULL pointer dereference and crash will occur. This is different from CVE-2019-18940.
Published: 2019-11-22
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2969-1 asterisk security update
EUVD EUVD EUVD-2019-8638 An issue was discovered in res_pjsip_t38.c in Sangoma Asterisk through 13.x and Certified Asterisk through 13.21-x. If it receives a re-invite initiating T.38 faxing and has a port of 0 and no c line in the SDP, a NULL pointer dereference and crash will occur. This is different from CVE-2019-18940.
History

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Subscriptions

Debian Debian Linux
Digium Asterisk Certified Asterisk
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T02:02:39.983Z

Reserved: 2019-11-14T00:00:00.000Z

Link: CVE-2019-18976

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-11-22T17:15:11.833

Modified: 2024-11-21T04:33:55.320

Link: CVE-2019-18976

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses