CVE-2017-8807
Published: 16 November 2017
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.
From the Ubuntu Security Team
It was discovered that Varnish incorrectly handled certain inputs. A remote attacker could possibly use this issue to obtain sensitive information.
Priority
Status
Package | Release | Status |
---|---|---|
varnish Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Not vulnerable
(5.2.1-1)
|
|
cosmic |
Not vulnerable
(5.2.1-1)
|
|
disco |
Not vulnerable
(5.2.1-1)
|
|
eoan |
Not vulnerable
(5.2.1-1)
|
|
focal |
Not vulnerable
(5.2.1-1)
|
|
groovy |
Not vulnerable
(5.2.1-1)
|
|
hirsute |
Not vulnerable
(5.2.1-1)
|
|
impish |
Not vulnerable
(5.2.1-1)
|
|
jammy |
Not vulnerable
(5.2.1-1)
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Released
(5.2.1-1)
|
|
xenial |
Released
(4.1.1-1ubuntu0.2+esm1)
Available with Ubuntu Pro |
|
zesty |
Ignored
(end of life)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.1 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
References
- http://varnish-cache.org/security/VSV00002.html
- https://github.com/varnishcache/varnish-cache/pull/2429
- https://bugs.debian.org/881808
- https://github.com/varnishcache/varnish-cache/commit/176f8a075a963ffbfa56f1c460c15f6a1a6af5a7
- https://www.cve.org/CVERecord?id=CVE-2017-8807
- NVD
- Launchpad
- Debian