PT-2017-8953 · Unknown · Bzrtp Library

Published 2017-01-18 · Updated 2017-08-03 · CVE-2016-6271

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Bzrtp library (aka libbzrtp) versions 1.0.x through 1.0.3

Description The issue allows man-in-the-middle attackers to conduct spoofing attacks by leveraging a missing HVI check on DHPart2 packet reception.

Recommendations For versions 1.0.x through 1.0.3, update to version 1.0.4 or later to resolve the issue.

Exploit

Fix

Weakness Enumeration

CWE-254

Related Identifiers

CVE-2016-6271

Affected Products

Bzrtp Library

References · 10

• 🔥 https://github.com/gteissier/CVE-2016-6271 · Exploit
• https://github.com/BelledonneCommunications/bzrtp/commit/bbb1e6e2f467ee4bd7b9a8c800e4f07343d7d99b · Patch
• https://ubuntu.com/security/CVE-2016-6271 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-6271 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-6271 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2016-6271 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-6271 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-6271 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-6271 · Vendor Advisory
• http://securityfocus.com/bid/95928 · Note