CVE-2018-17281
published 2018-09-24CVE-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…
PriorityP357high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
53.38%
98.9th percentile
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 via a specially crafted HTTP request to upgrade the connection to a websocket.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | asterisk | < asterisk 1:13.23.1~dfsg-1 (bullseye) | asterisk 1:13.23.1~dfsg-1 (bullseye) |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| digium | asterisk | >= 0 < 1:13.23.1~dfsg-1 | 1:13.23.1~dfsg-1 |
| digium | asterisk | 13.0.0 – 13.23.0 | — |
| digium | asterisk | 14.0.0 – 14.7.7 | — |
| digium | asterisk | 15.0.0 – 15.6.0 | — |
| digium | certified_asterisk | — | — |
| digium | certified_asterisk | — | — |
| digium | certified_asterisk | — | — |
| digium | certified_asterisk | — | — |
| digium | certified_asterisk | — | — |
Detection & IOCsextracted from sources · hover to see the quote
- →Detect HTTP requests attempting to upgrade the connection to a WebSocket targeting Asterisk's HTTP interface, which may trigger stack exhaustion in res_http_websocket.so ↗
- ·Vulnerability is present in Asterisk through 13.23.0, 14.7.x through 14.7.7, 15.x through 15.6.0, and Certified Asterisk through 13.21-cert2; only deployments with the HTTP WebSocket module enabled are exposed ↗
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
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GHSA
GHSA-64m8-fx32-3864: There is a stack consumption vulnerability in the res_http_websocket
ghsa_unreviewed·2022-05-13
CVE-2018-17281 [HIGH] CWE-400 GHSA-64m8-fx32-3864: There is a stack consumption vulnerability in the res_http_websocket
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 via a specially crafted HTTP request to upgrade the connection to a websocket.
OSV
CVE-2018-17281: There is a stack consumption vulnerability in the res_http_websocket
osv·2018-09-24·CVSS 7.5
CVE-2018-17281 [HIGH] CVE-2018-17281: There is a stack consumption vulnerability in the res_http_websocket
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 via a specially crafted HTTP request to upgrade the connection to a websocket.
Debian
CVE-2018-17281: asterisk - There is a stack consumption vulnerability in the res_http_websocket.so module o...
vendor_debian·2018·CVSS 7.5
CVE-2018-17281 [HIGH] CVE-2018-17281: asterisk - There is a stack consumption vulnerability in the res_http_websocket.so module o...
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 via a specially crafted HTTP request to upgrade the connection to a websocket.
Scope: local
bullseye: resolved (fixed in 1:13.23.1~dfsg-1)
sid: resolved (fixed in 1:13.23.1~dfsg-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade [fedora-all]
bugzilla·2018-09-24·CVSS 7.5
CVE-2018-17281 [HIGH] CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade [fedora-all]
CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple suppo
Bugzilla
CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade
bugzilla·2018-09-24·CVSS 7.5
CVE-2018-17281 [HIGH] CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade
CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade
There is a stack overflow vulnerability in the res_http_websocket.so module of Asterisk that allows an attacker to crash Asterisk via a specially crafted HTTP request to upgrade the connection to a websocket. The attacker’s request causes Asterisk to run out of stack space and crash.
References:
https://issues.asterisk.org/jira/browse/ASTERISK-28013
http://downloads.asterisk.org/pub/security/AST-2018-009-13.diff
http://downloads.asterisk.org/pub/security/AST-2018-009-14.diff
http://downloads.asterisk.org/pub/security/AST-2018-009-15.diff
http://downloads.asterisk.org/pub/security/AST-2018-009-13.21.diff
Discussion:
Created asterisk tracking bugs for this issue:
Affects: epel-6 [bug 1632479]
Affects: fedora-
Bugzilla
CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade [epel-6]
bugzilla·2018-09-24·CVSS 7.5
CVE-2018-17281 [HIGH] CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade [epel-6]
CVE-2018-17281 asterisk: Remote crash vulnerability in HTTP websocket upgrade [epel-6]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-6.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use the following template to for
http://downloads.asterisk.org/pub/security/AST-2018-009.htmlhttp://packetstormsecurity.com/files/149453/Asterisk-Project-Security-Advisory-AST-2018-009.htmlhttp://seclists.org/fulldisclosure/2018/Sep/31http://www.securityfocus.com/bid/105389http://www.securitytracker.com/id/1041694https://issues.asterisk.org/jira/browse/ASTERISK-28013https://lists.debian.org/debian-lts-announce/2018/09/msg00034.htmlhttps://seclists.org/bugtraq/2018/Sep/53https://security.gentoo.org/glsa/201811-11https://www.debian.org/security/2018/dsa-4320http://downloads.asterisk.org/pub/security/AST-2018-009.htmlhttp://packetstormsecurity.com/files/149453/Asterisk-Project-Security-Advisory-AST-2018-009.htmlhttp://seclists.org/fulldisclosure/2018/Sep/31http://www.securityfocus.com/bid/105389http://www.securitytracker.com/id/1041694https://issues.asterisk.org/jira/browse/ASTERISK-28013https://lists.debian.org/debian-lts-announce/2018/09/msg00034.htmlhttps://seclists.org/bugtraq/2018/Sep/53https://security.gentoo.org/glsa/201811-11https://www.debian.org/security/2018/dsa-4320
2018-09-24
Published