CVE-2019-18610
HighA remote authenticated Asterisk Manager Interface (AMI) user without system authorization could use a specially crafted Originate AMI request to execute arbitrary system commands.
Published Nov 22, 2019 · Updated Aug 4, 2026 · Also known as ALPINE-CVE-2019-18610, DEBIAN-CVE-2019-18610, DLA-2017-1, UBUNTU-CVE-2019-18610
Key Facts
Patch immediately- CVE-2019-18610 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Asterisk (Digium), Certified Asterisk (Digium), Debian Linux.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 50% probability of exploitation in the next 30 days.
- Fixed versions are available, including Asterisk 1:11.13.1~dfsg-2+deb8u7, Asterisk 1:13.14.1~dfsg-2+deb9u6, Asterisk 1:16.10.0~dfsg-1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
50%
Higher than 98.8% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
Get the full CVE-2019-18610 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
An issue was discovered in manager.c in Sangoma Asterisk through 13.x, 16.x, 17.x and Certified Asterisk 13.21 through 13.21-cert4. A remote authenticated Asterisk Manager Interface (AMI) user without system authorization could use a specially crafted Originate AMI request to execute arbitrary system commands.
Affected Products
35 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| AsteriskDigium | See advisory | 13.29.2 |
| Certified AsteriskDigium | 13.21.0, 13.21.0-cert1, 13.21.0-cert2, 13.21.0-cert3, 13.21.0-cert4, 13.21.0-rc1 | n/a |
| Debian LinuxDebian | 8.0, 9.0 | n/a |
Patched Releases
Asterisk
1:11.13.1~dfsg-2+deb8u7, 1:13.14.1~dfsg-2+deb9u6, 1:16.10.0~dfsg-1, 16.3.0-r3, 16.6.2-r0, 13.29.2
Timeline
Publicly disclosed
Nov 22, 2019
Last updated
Aug 4, 2026
Weakness Type
- CWE-862 Missing Authorization
References
- advisoryhttps://downloads.asterisk.org/pub/security/AST-2019-007.html
- advisoryhttps://issues.asterisk.org/jira/browse/ASTERISK-28580
- advisory[debian-lts-announce] 20191130 [SECURITY] [DLA 2017-1] asterisk security update
- advisory[debian-lts-announce] 20220403 [SECURITY] [DLA 2969-1] asterisk security update
- advisoryhttps://security.alpinelinux.org/vuln/CVE-2019-18610
FAQ
Common Questions.
An issue was discovered in manager.c in Sangoma Asterisk through 13.x, 16.x, 17.x and Certified Asterisk 13.21 through 13.21-cert4.
Affected: Asterisk (Digium); Certified Asterisk (Digium) versions 13.21.0, 13.21.0-cert1, 13.21.0-cert2, 13.21.0-cert3, 13.21.0-cert4, 13.21.0-rc1; Debian Linux versions 8.0, 9.0. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Asterisk 1:11.13.1~dfsg-2+deb8u7, Asterisk 1:13.14.1~dfsg-2+deb9u6, Asterisk 1:16.10.0~dfsg-1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
Is CVE-2019-18610 Running On Your Attack Surface?
Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.
Request A Demo