How severe is CVE-2017-6188?

CVE-2017-6188 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2017-6188 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6188?

CVE-2017-6188 primarily affects Munin-monitoring Munin. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6188?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-6188 published?

CVE-2017-6188 was published on 2017-02-22 and last updated on 2026-06-17.

CVE-2017-6188

CVE-2017-6188 is a medium-severity vulnerability in Munin-monitoring Munin with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 1.9
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Munin-monitoring Munin
Published: 2017-02-22
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2017-6188?: 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.
How severe is CVE-2017-6188?: CVE-2017-6188 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2017-6188 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6188?: CVE-2017-6188 primarily affects Munin-monitoring Munin. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6188?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6188 published?: CVE-2017-6188 was published on 2017-02-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:munin-monitoring:munin:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

More vulnerabilities in Munin-monitoring Munin

CVE-2012-3513 — Critical (CVSS 9.3): munin-cgi-graph in Munin before 2.0.6, when running as a CGI module under Apache, allows remote attackers to load new…
CVE-2012-3512 — High (CVSS 7.2): Munin before 2.0.6 stores plugin state files that run as root in the same group-writable directory as non-root plugins,…
CVE-2012-2104 — Medium (CVSS 6.8): cgi-bin/munin-cgi-graph in Munin 2.x writes data to a log file without sanitizing non-printable characters, which might…
CVE-2013-6048 — Medium (CVSS 5.0): The get_group_tree function in lib/Munin/Master/HTMLConfig.pm in Munin before 2.0.18 allows remote nodes to cause a…
CVE-2012-4678 — Medium (CVSS 5.0): munin-cgi-graph for Munin 2.0 rc4 does not delete temporary files, which allows remote attackers to cause a denial of…
CVE-2012-2147 — Medium (CVSS 5.0): munin-cgi-graph in Munin 2.0 rc4 allows remote attackers to cause a denial of service (disk or memory consumption) via…

All CVEs affecting Munin-monitoring Munin →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →