CVE - CVE-2019-18976

CVE-ID
CVE-2019-18976	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:http://downloads.asterisk.org/pub/security/AST-2019-008.html MISC:https://packetstormsecurity.com/files/155436/Asterisk-Project-Security-Advisory-AST-2019-008.html MISC:https://seclists.org/fulldisclosure/2019/Nov/20 MISC:https://www.asterisk.org/downloads/security-advisories MISC:https://www.cybersecurity-help.cz/vdb/SB2019112218?affChecked=1 MLIST:[debian-lts-announce] 20220403 [SECURITY] [DLA 2969-1] asterisk security update URL:https://lists.debian.org/debian-lts-announce/2022/04/msg00001.html
Assigning CNA
MITRE Corporation
Date Record Created
20191114	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20191114)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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