| Package | Affected versions | Patched versions |
|---|---|---|
| asterisk | ≥ 13.0.0, ≤ 13.38.2≥ 16.0.0, < 16.16.1≥ 17.0.0, < 17.9.2≥ 18.0, < 18.2.1 | 16.16.117.9.218.2.1 |
| certified asterisk | = 16.8 |
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.
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