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CVE-2022-42705

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CVSS 3.1
6.5 medium
EPSS
1%p67
Published
()
Modified
Description

A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.

Vendors
sangoma
Products
asterisk, certified asterisk
Weakness
CWE-416
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD CVE.org GitHub PoCs EPSS (1.2%)

In the news

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