Auth bypass in Digium Asterisk
CVE-2019-18610
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.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.501 (98.9th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 98.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.296 · newest: 0.501 · change: +0.204
Affected products
- Digium Asterisk
- Digium Certified Asterisk — versions 13.21.0
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.asterisk.org/downloads/security-advisories (Vendor Advisory)
- downloads.asterisk.org/pub/security/AST-2019-007.html (Patch, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2019/11/msg00038.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/04/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-18610?
- CVE-2019-18610 is a high-severity vulnerability in Digium Asterisk, classified under Missing Authorization. CVSS score: 8.8/10. Published 2019-11-22.
- How severe is CVE-2019-18610?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-18610 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.