CVE-2026-57196
CVE-2026-57196 · Asterisk: Reflected XSS in Phone Provisioning HTTP Error Pages
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This page shows selected source facts. See the linked advisories for the complete description and affected versions.
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 unauthenticated attacker may use reflected cross-site scripting in `phone provisioning HTTP error pages` to retrieve an authorized user's `AMI session cookie` and impersonate that user when `res_phoneprov` is enabled. The Asterisk HTTP web server, Asterisk Manager Interface (AMI), and AMI access via HTTP must all be enabled; each is disabled by default. The attacker must be able to connect to the HTTP server, which binds only to `127.0.0.1` by default even when enabled, and must convince the authorized user to click a malicious link. 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.
CVSS 2.3 · Low · EPSS 0.8% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
asterisk
- Versions
- < 20.20.1: Affected
- >= 21.0.0-pre1, < 21.12.3: Affected
- >= 22.0.0-pre1, < 22.10.1: Affected
- >= 23.0.0-pre1, < 23.4.1: Affected
No fix published
certified-asterisk
- Versions
- < 20.7-cert11: Affected
- >= 22.8-cert1-pre1, < 22.8-cert3: Affected
No fix published
asterisk Debian:14
- Versions
- 0.1.11-3
- 0.1.11-3woody1
- 1:1.0.5-2
- 1:1.0.5-4
- 1:1.0.6-1
- 1:1.0.6-2
- 1:1.0.7-1
- 1:1.0.7.dfsg.1-1
- 1:1.0.7.dfsg.1-2
- 1:1.0.7.dfsg.1-2sarge1
- 1:1.0.7.dfsg.1-2sarge2
- 1:1.0.7.dfsg.1-2sarge3
- 1:1.0.7.dfsg.1-2sarge4
- 1:1.0.7.dfsg.1-2sarge5
- 1:1.0.7.dfsg.1-2sarge6
- 1:1.0.9.dfsg-1
- 1:1.0.9.dfsg-3
- 1:1.0.9.dfsg-4
- 1:1.0.9.dfsg-5
- 1:1.0.9.dfsg-6
- 1:1.2.0-beta1.dfsg-1
- 1:1.2.0-beta2.dfsg-1
- 1:1.2.0-beta2.dfsg-2
- 1:1.2.0-beta2.dfsg-3
- 1:1.2.0-rc1.dfsg-1
- 1:1.2.0-rc2.dfsg-1
- 1:1.2.0.dfsg-1
- 1:1.2.0.dfsg-2
- 1:1.2.0.dfsg-3
- 1:1.2.0.dfsg-4
- 1:1.2.0.dfsg-5
- 1:1.2.0.dfsg-6
- 1:1.2.1.dfsg-1
- 1:1.2.1.dfsg-2
- 1:1.2.1.dfsg-3
- 1:1.2.10.dfsg-1
- 1:1.2.10.dfsg-1bpo1
- 1:1.2.10.dfsg-2
- 1:1.2.10.dfsg-3
- 1:1.2.11.dfsg-1
- 1:1.2.12.1.dfsg-1
- 1:1.2.13~dfsg-1
- 1:1.2.13~dfsg-2
- 1:1.2.13~dfsg-2etch1
- 1:1.2.13~dfsg-2etch2
- 1:1.2.13~dfsg-2etch3
- 1:1.2.13~dfsg-2etch4
- 1:1.2.14~dfsg-1
- 1:1.2.14~dfsg-2
- 1:1.2.14~dfsg-3
- 1:1.2.14~dfsg-4
- 1:1.2.15~dfsg-1
- 1:1.2.16~dfsg-1
- 1:1.2.17~dfsg-1
- 1:1.2.4.dfsg-1
- 1:1.2.4.dfsg-2
- 1:1.2.4.dfsg-3
- 1:1.2.4.dfsg-4
- 1:1.2.4.dfsg-5
- 1:1.2.4.dfsg-6
- 1:1.2.4.dfsg-6+b1
- 1:1.2.4.dfsg-7
- 1:1.2.7.1.dfsg-1
- 1:1.2.7.1.dfsg-2
- 1:1.2.7.1.dfsg-3
- 1:1.2.9.1.dfsg-1
- 1:1.4.10~dfsg-1
- 1:1.4.11~dfsg-1
- 1:1.4.11~dfsg-2
- 1:1.4.11~dfsg-3
- 1:1.4.11~dfsg-4
- 1:1.4.13~dfsg-1
- 1:1.4.15~dfsg-1
- 1:1.4.16.2~dfsg-1
- 1:1.4.16.2~dfsg-2
- 1:1.4.17~dfsg-1
- 1:1.4.17~dfsg-2
- 1:1.4.18.1~dfsg-1
- 1:1.4.18~dfsg-1
- 1:1.4.19.1~dfsg-1
- 1:1.4.20~dfsg-1
- 1:1.4.21.1~dfsg-1
- 1:1.4.21.2~dfsg-1
- 1:1.4.21.2~dfsg-2
- 1:1.4.21.2~dfsg-3
- 1:1.4.21.2~dfsg-3+lenny1
- 1:1.4.21.2~dfsg-3+lenny2
- 1:1.4.21.2~dfsg-3+lenny2.1
- 1:1.4.21.2~dfsg-3+lenny3
- 1:1.4.21.2~dfsg-3+lenny5
- 1:1.4.21.2~dfsg-3+lenny6
- 1:1.4.21.2~dfsg-3.1
- 1:1.4.2~dfsg-1
- 1:1.4.2~dfsg-2
- 1:1.4.2~dfsg-3
- 1:1.4.2~dfsg-4
- 1:1.4.2~dfsg-5
- 1:1.4.3~dfsg-1
- 1:1.4.4~dfsg-1
- 1:1.4.4~dfsg-2
- 1:1.4.4~dfsg-3
- 1:1.4.5~dfsg-1
- 1:1.4.6~dfsg-1
- 1:1.4.8~dfsg-1
- 1:1.4.8~dfsg-2
- 1:1.4.9~dfsg-1
- 1:1.6.1.0~dfsg-1
- 1:1.6.1.0~dfsg~rc3-1
- 1:1.6.2.0-1
- 1:1.6.2.0~dfsg~beta3-1
- 1:1.6.2.0~dfsg~rc1-1
- 1:1.6.2.0~rc3-1
- 1:1.6.2.0~rc3-2
- 1:1.6.2.0~rc6-1
- 1:1.6.2.0~rc7-1
- 1:1.6.2.2-1
- 1:1.6.2.6-1
- 1:1.6.2.7-1
- 1:1.6.2.9-1
- 1:1.6.2.9-1~bpo50+1
- 1:1.6.2.9-1~bpo50+2
- 1:1.6.2.9-1~bpo50+3
- 1:1.6.2.9-2
- 1:1.6.2.9-2+squeeze1
- 1:1.6.2.9-2+squeeze10
- 1:1.6.2.9-2+squeeze11
- 1:1.6.2.9-2+squeeze12
- 1:1.6.2.9-2+squeeze2
- 1:1.6.2.9-2+squeeze3
- 1:1.6.2.9-2+squeeze4
- 1:1.6.2.9-2+squeeze5
- 1:1.6.2.9-2+squeeze6
- 1:1.6.2.9-2+squeeze7
- 1:1.6.2.9-2+squeeze8
- 1:1.6.2.9-2+squeeze9
- 1:1.8.10.0~dfsg-1
- 1:1.8.10.1~dfsg-1
- 1:1.8.11.1~dfsg-1
- 1:1.8.13.0~dfsg-1
- 1:1.8.13.0~dfsg-1~bpo60+1
- 1:1.8.13.1~dfsg-1
- 1:1.8.13.1~dfsg-1+powerpcspe1
- 1:1.8.13.1~dfsg-1~bpo60+1
- 1:1.8.13.1~dfsg-2
- 1:1.8.13.1~dfsg-3
- 1:1.8.3.3-1
- 1:1.8.4-1
- 1:1.8.4.2-1
- 1:1.8.4.3-1
- 1:1.8.4.4~dfsg-1
- 1:1.8.4.4~dfsg-2
- 1:1.8.7.1~dfsg-1
- 1:1.8.7.1~dfsg-2
- 1:1.8.7.1~dfsg-3
- 1:1.8.8.0~dfsg-1
- 1:1.8.8.2~dfsg-1
- 1:11.10.0~dfsg-1
- 1:11.10.0~dfsg-1~bpo70+1
- 1:11.10.2~dfsg-1
- 1:11.10.2~dfsg-1~bpo70+1
- 1:11.11.0~dfsg-1
- 1:11.11.0~dfsg-1~bpo70+1
- 1:11.11.0~dfsg-2
- 1:11.12.0~dfsg-1
- 1:11.12.0~dfsg-1~bpo70+1
- 1:11.12.1~dfsg-1
- 1:11.13.0~dfsg-1
- 1:11.13.0~dfsg-1~bpo70+1
- 1:11.13.1~dfsg-1
- 1:11.13.1~dfsg-2
- 1:11.13.1~dfsg-2~bpo70+1
- 1:11.5.1~dfsg-1
- 1:11.5.1~dfsg-2
- 1:11.5.1~dfsg1-1
- 1:11.5.1~dfsg1-1~bpo70+1
- 1:11.6.0~dfsg-1
- 1:11.6.0~dfsg-2
- 1:11.6.0~dfsg-3
- 1:11.7.0~dfsg-1
- 1:11.7.0~dfsg-1+e1
- 1:11.7.0~dfsg-1~bpo70+1
- 1:11.8.0~dfsg-1
- 1:11.8.0~dfsg-2
- 1:11.8.1~dfsg-1
- 1:11.8.1~dfsg-1~bpo70+1
- 1:11.9.0~dfsg-1
- 1:11.9.0~dfsg-2
- 1:11.9.0~dfsg-2~bpo70+1
- 1:13.0.0~dfsg-1
- 1:13.0.0~dfsg-2
- 1:13.1.0~dfsg-1
- 1:13.1.0~dfsg-1.1
- 1:13.10.0~dfsg-1
- 1:13.11.2~dfsg-1
- 1:13.12.1~dfsg-1
- 1:13.12.2~dfsg-1
- 1:13.12.2~dfsg-2
- 1:13.13.1~dfsg-1
- 1:13.13.1~dfsg-2
- 1:13.13.1~dfsg-3
- 1:13.13.1~dfsg-3~exp1
- 1:13.13.1~dfsg-4
- 1:13.14.0~dfsg-1
- 1:13.14.0~dfsg-1~exp1
- 1:13.14.1~dfsg-1
- 1:13.14.1~dfsg-2
- 1:13.17.0~dfsg-1
- 1:13.17.0~dfsg-2
- 1:13.17.1~dfsg-1
- 1:13.17.2~dfsg-1
- 1:13.17.2~dfsg-2
- 1:13.18.1~dfsg-1
- 1:13.18.3~dfsg-1
- 1:13.18.5~dfsg-1
- 1:13.20.0~dfsg-1
- 1:13.22.0~dfsg-1
- 1:13.22.0~dfsg-2
- 1:13.23.1~dfsg-1
- 1:13.23.1~dfsg-2
- 1:13.7.2~dfsg-1
Update to 1:22.10.1+dfsg+~cs6.17.60671434-1
asterisk Ubuntu:Pro:16.04:LTS
- Versions
- 1:13.1.0~dfsg-1.1ubuntu3
- 1:13.1.0~dfsg-1.1ubuntu4
- 1:13.1.0~dfsg-1.1ubuntu4.1
- 1:13.1.0~dfsg-1.1ubuntu4.1+esm1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
asterisk Ubuntu:18.04:LTS
- Versions
- 1:13.17.2~dfsg-1ubuntu1
- 1:13.17.2~dfsg-2ubuntu1
- 1:13.18.1~dfsg-1ubuntu1
- 1:13.18.3~dfsg-1ubuntu1
- 1:13.18.3~dfsg-1ubuntu2
- 1:13.18.3~dfsg-1ubuntu3
- 1:13.18.3~dfsg-1ubuntu4
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
asterisk Ubuntu:20.04:LTS
- Versions
- 1:16.2.1~dfsg-2build2
- 1:16.2.1~dfsg-2build3
- 1:16.2.1~dfsg-2ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
asterisk Ubuntu:22.04:LTS
- Versions
- 1:16.16.1~dfsg-2
- 1:16.16.1~dfsg-4
- 1:16.16.1~dfsg-4build1
- 1:16.16.1~dfsg+~2.10-1
- 1:18.10.0~dfsg+~cs6.10.40431411-2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
asterisk Ubuntu:24.04:LTS
- Versions
- 1:20.4.0~dfsg+~cs6.13.40431414-2
- 1:20.5.0~dfsg+~cs6.13.40431414-1
- 1:20.5.1~dfsg+~cs6.13.40431414-1
- 1:20.5.2~dfsg+~cs6.13.40431414-1
- 1:20.6.0~dfsg+~cs6.13.40431414-1
- 1:20.6.0~dfsg+~cs6.13.40431414-2
- 1:20.6.0~dfsg+~cs6.13.40431414-2build3
- 1:20.6.0~dfsg+~cs6.13.40431414-2build4
- 1:20.6.0~dfsg+~cs6.13.40431414-2build5
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
asterisk Ubuntu:26.10
- Versions
- 1:22.5.2~dfsg+~cs6.15.60671435-1
- 1:22.10.0+dfsg+~cs6.17.60671434-1ubuntu2
- 1:22.10.0+dfsg+~cs6.17.60671434-1ubuntu3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
asterisk Ubuntu:26.04:LTS
- Versions
- 1:22.5.2~dfsg+~cs6.15.60671435-1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
Original sources
- https://github.com/asterisk/asterisk/security/advisories/GHSA-4pgv-j3mr-3rcp
- https://github.com/asterisk/asterisk/commit/4373f8174bf71c467fc9db96036126d30425b9e8
- https://github.com/asterisk/asterisk/commit/4b360a61d649a7c12b1021aa554642322ee28c10
- https://github.com/asterisk/asterisk/commit/60c23d8b56b2cf93caceb527e07654b16f388343
- https://github.com/asterisk/asterisk/commit/87399593cda601ae3670bf890bdb32f78e881bf3
- https://github.com/asterisk/asterisk/commit/9cff8e62fbd9e7db87c233de3335047df88877d0
- https://github.com/asterisk/asterisk/commit/dc43c5b32a3a216da4c9e95388fbadaca3e78bc8
- https://github.com/asterisk/asterisk/commit/e6998409f73f49959d0062c695bb9a2f611af5ac
- 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
- https://github.com/asterisk/asterisk/releases/tag/23.4.1
- https://github.com/asterisk/asterisk/releases/tag/certified-20.7-cert11
- https://github.com/asterisk/asterisk/releases/tag/certified-22.8-cert3
- https://github.com/asterisk/asterisk/tree/24.0.0-pre1
- https://nvd.nist.gov/vuln/detail/CVE-2026-57196