CVE-2022-42705
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- https://downloads.asterisk.org/pub/security/AST-2022-008.html
- https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
- https://www.debian.org/security/2023/dsa-5358
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://downloads.asterisk.org/pub/security/AST-2022-008.html
- https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
- https://www.debian.org/security/2023/dsa-5358
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