PT-2017-14514 · Sangoma+1 · Asterisk+1

Richard Mudgett + 1 · Published 2017-11-09 · Updated 2021-03-15 · CVE-2017-16671

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Asterisk Open Source versions 13.0.0 through 13.18.0 Asterisk Open Source versions 14.0.0 through 14.7.0 Asterisk Open Source versions 15.0.0 through 15.1.0 Certified Asterisk versions 13.13-cert0 through 13.13-cert6

Description A Buffer Overflow issue was discovered. No size checking is done when setting the user field for Party B on a CDR, allowing someone to use an arbitrarily large string and write past the end of the user field storage buffer.

Recommendations For Asterisk Open Source versions 13.0.0 through 13.18.0, update to version 13.18.1 or later. For Asterisk Open Source versions 14.0.0 through 14.7.0, update to version 14.7.1 or later. For Asterisk Open Source versions 15.0.0 through 15.1.0, update to version 15.1.1 or later. For Certified Asterisk versions 13.13-cert0 through 13.13-cert6, update to version 13.13-cert7 or later.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-16671

DSA-4076-1

USN-4814-1

Affected Products

Asterisk

Ubuntu

References · 26

• https://osv.dev/vulnerability/DSA-4076-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4814-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16672 · Security Note
• https://debian.org/security/2017/dsa-4076 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/asterisk · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17090 · Security Note
• https://ubuntu.com/security/CVE-2017-7617 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-4076-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-16671 · Vendor Advisory
• https://issues.asterisk.org/jira/browse/ASTERISK-27337 · Vendor Advisory
• http://downloads.digium.com/pub/security/AST-2017-010.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16671 · Vendor Advisory
• https://security.gentoo.org/glsa/201811-11 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-16671 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2017-16671 · Vendor Advisory