CVE catalog
CVE-2021-26712
ALPINE-CVE-2021-26712
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 3.63% · Oct 25, 2026
Incorrect access controls in res_srtp.c in Sangoma Asterisk 13.38.1, 16.16.0, 17.9.1, and 18.2.0 and Certified Asterisk 16.8-cert5 allow a remote unauthenticated attacker to prematurely terminate secure calls by replaying SRTP packets.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Alpine | asterisk | 3.12 | 16.16.1-r0 | fixed |
| Alpine | asterisk | 3.13 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.14 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.15 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.16 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.17 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.18 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.19 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.20 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.21 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.22 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.23 | 18.2.1-r0 | fixed |
| Alpine | asterisk | 3.24 | 18.2.1-r0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Alpine | asterisk | apk | 3.12 | 16.16.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.13 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.14 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.15 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.16 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.17 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.18 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.19 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.20 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.21 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.22 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.23 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
| Alpine | asterisk | apk | 3.24 | 18.2.1-r0 | Not reported | ALPINE-CVE-2021-26712 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: