Resource exhaustion in Digium Asterisk
CVE-2018-17281
There is a stack consumption vulnerability in the res_http_websocket.so module of Asterisk through 13.23.0, 14.7.x through 14.7.7, and 15.x through 15.6.0 and Certified Asterisk through 13.21-cert2. It allows an attacker to crash Asterisk…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.534 (98.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Digium Asterisk
- Digium Certified_asterisk — versions 11.6, 13.1, 13.8
- Debian Debian_linux — versions 8.0, 9.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (mailing-list, Patch, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ, Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-17281?
- CVE-2018-17281 is a high-severity vulnerability in Digium Asterisk, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-09-24.
- How severe is CVE-2018-17281?
- High severity. CVSS v3 base score is 7.5 out of 10.