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CVE-2017-8807

CRITICAL
9.1
CVSS Score
Published: November 16, 2017 at 02:00 AM UTC
Updated: June 17, 2026 at 01:26 AM UTC
3 products affected across 3 vendorsDebian LinuxVarnish CacheVarnish

Using Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1 by N/A?

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Severity
CRITICAL9.1
Exploit prediction
EPSS 4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux· Debiandrupal
95%
9.0
Varnish Cache· Varnish Cache Project
95%
5.0.0 ≤ v < 5.2.1
Affected range stops below 5.2.1, so it looks safe — our inference, not a vendor statement
Varnish· Varnish Cache
95%
4.1.0 ≤ v < 4.1.9
Affected range stops below 4.1.9, so it looks safe — our inference, not a vendor statement

References (6)

x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
http://varnish-cache.org/security/VSV00002.html
VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/101886
x_refsource_CONFIRMIssue TrackingThird Party Advisory
Source: [email protected]
https://bugs.debian.org/881808
x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
https://github.com/varnishcache/varnish-cache/commit/176f8a075a963ffbfa56f1c460c15f6a1a6af5a7
x_refsource_CONFIRMIssue TrackingVendor Advisory
Source: [email protected]
https://github.com/varnishcache/varnish-cache/pull/2429
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2017/dsa-4034

CVSS

9.1CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119

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