CVE-2026-57188
NONEErwähnungen (letzte 60 Tage)
EPSS-Score
0.5%
Exploit-Wahrscheinlichkeit (30 Tage)
Beschreibung
Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, an authenticated attacker may cause a stack buffer overflow in `res_xmpp` `XMPP namespace prefix` handling using carefully crafted packets. The `res_xmpp` module must be loaded, an XMPP connection must be configured in `xmpp.conf`, and the attacker must have an XMPP account on the same or a federated server. This issue is fixed in Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3.
Erkennung & Indikatoren
Ausnutzung
In den geprüften Quellen nicht genannt
Behobene Versionen
- Asterisk 20.20.1
- Asterisk 21.12.3
- Asterisk 22.10.1
- Asterisk 23.4.1
- Certified Asterisk 20.7-cert11
- Certified Asterisk 22.8-cert3
Indikatoren
Datei-Hashes (6)
- 12072a559f592736a44dd9fbe1594e84714edfb4
- 1328dbb503da4aa11a480a9c28e170f17e5f4e84
- 3c4b08cf94eeaa3faefb3ae6c2d6ce1bd9747a13
- 433102c16b8edfc31d28c96166fef03fe72fb923
- 5e626250628b2579530f3f17e7b0aa37d082873b
- d570a85e45153a36919ace5d0ab06a195b30f9d1
Übernommen wurden nur Indikatoren, die wörtlich in einer Hersteller- oder Research-Quelle standen.
Ausgewertete Quellen
- https://github.com/asterisk/asterisk/commit/12072a559f592736a44dd9fbe1594e84714edfb4
- https://github.com/asterisk/asterisk/commit/1328dbb503da4aa11a480a9c28e170f17e5f4e84
- https://github.com/asterisk/asterisk/commit/3c4b08cf94eeaa3faefb3ae6c2d6ce1bd9747a13
- https://github.com/asterisk/asterisk/commit/433102c16b8edfc31d28c96166fef03fe72fb923
- https://github.com/asterisk/asterisk/commit/5e626250628b2579530f3f17e7b0aa37d082873b
- https://github.com/asterisk/asterisk/commit/d570a85e45153a36919ace5d0ab06a195b30f9d1
Referenzen
- https://github.com/asterisk/asterisk/commit/12072a559f592736a44dd9fbe1594e84714e...
- https://github.com/asterisk/asterisk/commit/1328dbb503da4aa11a480a9c28e170f17e5f...
- https://github.com/asterisk/asterisk/commit/3c4b08cf94eeaa3faefb3ae6c2d6ce1bd974...
- https://github.com/asterisk/asterisk/commit/433102c16b8edfc31d28c96166fef03fe72f...
- https://github.com/asterisk/asterisk/commit/5e626250628b2579530f3f17e7b0aa37d082...
- https://github.com/asterisk/asterisk/commit/d570a85e45153a36919ace5d0ab06a195b30...
- https://github.com/asterisk/asterisk/commit/e329a6803ac5214028f98cc5f0b7167d66e3...
- https://github.com/asterisk/asterisk/releases/tag/20.20.1
- https://github.com/asterisk/asterisk/releases/tag/21.12.3
- https://github.com/asterisk/asterisk/releases/tag/22.10.1