CVE-2023-27585

PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.13 and prior affects applications that use PJSIP DNS resolver. It doesn't affect PJSIP users who do not utilise PJSIP DNS resolver. This vulnerability is related to CVE-2022-24793. The difference is that this issue is in parsing the query record `parse_query()`, while the issue in CVE-2022-24793 is in `parse_rr()`. A patch is available as commit `d1c5e4d` in the `master` branch. A workaround is to disable DNS resolution in PJSIP config (by setting `nameserver_count` to zero) or use an external resolver implementation instead.
CVSS

No CVSS.

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Configurations

No configuration.

Information

Published : 2023-03-14 10:15

Updated : 2023-03-20 10:15


NVD link : CVE-2023-27585

Mitre link : CVE-2023-27585


JSON object : View

CWE
CWE-122

Heap-based Buffer Overflow

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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Products Affected

No product.