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FreeBSD : varnish -- information disclosure vulnerability (17133e7e-d764-11e7-b5af-a4badb2f4699)

critical Nessus Plugin ID 104982

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Varnish reports :

A wrong if statement in the varnishd source code means that synthetic objects in stevedores which over-allocate, may leak up to page size of data from a malloc(3) memory allocation.

Solution

Update the affected packages.

See Also

https://varnish-cache.org/security/VSV00002.html

http://www.nessus.org/u?c14c51a6

Plugin Details

Severity: Critical

ID: 104982

File Name: freebsd_pkg_17133e7ed76411e7b5afa4badb2f4699.nasl

Version: 3.5

Type: local

Published: 12/4/2017

Updated: 1/4/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:varnish5, cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:varnish4

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 12/2/2017

Vulnerability Publication Date: 11/15/2017

Reference Information

CVE: CVE-2017-8807