---
title: "CVE-2017-8807\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2017-8807?format=md
keywords: index, follow
---

# CVE-2017-8807

Publication date 16 November 2017

Last updated 25 August 2025

---

Ubuntu priority

**Low**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**9.1 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2017-8807?format=md#impact-score)

Toggle side navigation

## 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.

### 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.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| varnish | 22.04 LTS jammy | Not affected |
| 21.10 impish | Not affected |
| 21.04 hirsute | Not affected |
| 20.10 groovy | Not affected |
| 20.04 LTS focal | Not affected |
| 19.10 eoan | Not affected |
| 19.04 disco | Not affected |
| 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Not affected |
| 17.10 artful | Ignored end of life |
| 17.04 zesty | Ignored end of life |
| 16.04 LTS xenial | Fixed 4.1.1-1ubuntu0.2+esm1  Ubuntu Pro |
| 14.04 LTS trusty | Not affected |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

### Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

[Get Ubuntu Pro](https://ubuntu.com/pro)
[30-day free trial](https://ubuntu.com/pro/free-trial)

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

9.1 · Critical

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | None |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 9.1 · Critical |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8807)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2017-8807)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2017-8807)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2017-8807)

### Related Ubuntu Security Notices (USN)

+ [USN-4824-1](https://usn.ubuntu.com/USN-4824-1)
+ Varnish vulnerability
+ 15 March 2021

### Other 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>