CVE-2017-8807
varnish - security update
9.1
CRITICAL
CVSS 3.1
EPSS 1.3%
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.
How to fix CVE-2017-8807
To remediate CVE-2017-8807, upgrade the affected package to a fixed version below.
- —upgrade to 5.2.1-r0 or later
- —upgrade to 5.2.1-1 or later
- —upgrade to 5.0.0-7+deb9u2 or later
Is CVE-2017-8807 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 5.2.1-r0
- from 0, < 5.2.1-1
- from 0, < 5.0.0-7+deb9u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |