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CVE-2011-4968

Published: 19 November 2019

nginx http proxy module does not verify peer identity of https origin server which could facilitate man-in-the-middle attack (MITM)

Notes

AuthorNote
seth-arnold
Backporting this fix is non-trivial and may break deployed
applications. Someone who really wanted this could use stunnel as a
work-around until 16.04 LTS is released.

Priority

Low

Cvss 3 Severity Score

4.8

Score breakdown

Status

Package Release Status
nginx
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Ignored
(end of life)
oneiric Ignored
(end of life)
precise Ignored
(end of life)
quantal Ignored
(end of life)
raring Ignored
(end of life)
saucy Ignored
(end of life)
trusty Ignored
(see notes)
upstream
Released (1.7.0)
utopic Ignored
(end of life)
vivid Ignored
(end of life)
Patches:
upstream: http://trac.nginx.org/nginx/changeset/060c2e692b96a150b584b8e30d596be1f2defa9c/nginx

Severity score breakdown

Parameter Value
Base score 4.8
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N