CVE-2022-42705
MEDIUM6.5EPSS 1.5%發布日:2022/12/5修改日:2026/4/28
描述
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.
受影響套件(2)
- Alpine/asteriskfrom 0, < 18.20.2-r0
- Debian/asteriskfrom 0, < 1:16.28.0~dfsg-0+deb11u2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |