CVE-2017-6188

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting...

5.5 MediumFix available

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

0.42%Down 0.2 points since Apr 14, 2021

What each source reports

NVD Score used 5.5

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: CVE-2017-6188
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0: 1.9 LowAV:L/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: CVE-2017-6188
Updated: 2026-11-02

EUVDEUVD-2017-15253 No score

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: EUVD-2017-15253
Updated: 2026-11-03

GitHub AdvisoriesGHSA-vpvg-79jp-cjw8 5.5

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting...

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: GHSA-vpvg-79jp-cjw8
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-20
Updated: 2026-11-02

OSV 5.5

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: CVE-2017-6188
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

OSVDEBIAN-CVE-2017-6188 5.5

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: DEBIAN-CVE-2017-6188
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

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OSVUBUNTU-CVE-2017-6188 5.5

Munin before 2.999.6 has a local file write vulnerability when CGI graphs are enabled. Setting multiple upper_limit GET parameters allows overwriting any file accessible to the www-data user.

Record: UBUNTU-CVE-2017-6188
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS 3.0: 4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

OSVMGASA-2017-0101 No score

Updated munin packages fix security vulnerability

Stevie Trujillo discovered a local file write vulnerability in munin, a network-wide graphing framework, when CGI graphs are enabled. GET parameters are not properly handled, allowing to inject options into munin-cgi-graph and overwriting any file accessible by the user running the cgi-process (CVE-2017-6188).

Record: MGASA-2017-0101
Updated: 2026-11-02

OSVopenSUSE-SU-2024:11067-1 No score

munin-2.0.66-3.5 on GA media

These are all security issues fixed in the munin-2.0.66-3.5 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:11067-1
Updated: 2026-11-02

OSVUSN-3215-1 No score

munin vulnerability

It was discovered that Munin incorrectly handled CGI graphs. A remote attacker could use this issue to overwrite arbitrary files as the www-data user.

Record: USN-3215-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`munin` Debian:12	before 2.0.31-1	2.0.31-1
`munin` Debian:13	before 2.0.31-1	2.0.31-1
`munin` Debian:14	before 2.0.31-1	2.0.31-1
`munin` Debian:7	before 2.0.6-4+deb7u3, plus listed versions 2.0.6-42.0.6-4+deb7u12.0.6-4+deb7u1~bpo60+12.0.6-4+deb7u22.0.6-4+deb7u2~bpo60+1	2.0.6-4+deb7u3
`munin` Debian:8	before 2.0.25-1+deb8u1, plus listed versions 2.0.25-12.0.25-1+deb8u1~bpo70+1	2.0.25-1+deb8u1
`munin` Mageia:5	before 2.0.25-1.1.mga5	2.0.25-1.1.mga5
`munin` Ubuntu:14.04:LTS	before 2.0.19-3ubuntu0.2, plus listed versions 2.0.17-2ubuntu12.0.17-3ubuntu12.0.18-1ubuntu12.0.19-22.0.19-3	2.0.19-3ubuntu0.2
`munin` Ubuntu:16.04:LTS	before 2.0.25-2ubuntu0.16.04.2, plus listed versions 2.0.25-12.0.25-2	2.0.25-2ubuntu0.16.04.2
`munin` openSUSE:Tumbleweed	before 2.0.66-3.5	2.0.66-3.5

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-6188 is a medium vulnerability (CVSS 5.5) in Munin-monitoring Munin, published February 22, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in munin 2.0.31-1.

References

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