CVE-2017-8807 Information

Description

vbf_stp_error in bin/varnishd/cache/cache_fetch.c in Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1 allows remote attackers to obtain sensitive information from process memory because a VFP_GetStorage buffer is larger than intended in certain circumstances involving -sfile Stevedore transient objects.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Reference

http://varnish-cache.org/security/VSV00002.html http://www.securityfocus.com/bid/101886 https://bugs.debian.org/881808 https://github.com/varnishcache/varnish-cache/commit/176f8a075a963ffbfa56f1c460c15f6a1a6af5a7 https://github.com/varnishcache/varnish-cache/pull/2429 https://www.debian.org/security/2017/dsa-4034

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

9.1