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Fencer Intel
high 8.8

CVE-2020-7237 in the critical feed json

Cacti 1.2.8 allows Remote Code Execution (by privileged users) via shell metacharacters in the Performance Boost Debug Log field of poller_…

published 6y ago modified 4mo ago also EUVD-2020-28365

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
37.1%
EPSS 37.1% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Cacti 1.2.8 allows Remote Code Execution (by privileged users) via shell metacharacters in the Performance Boost Debug Log field of poller_automation.php. OS commands are executed when a new poller cycle begins. The attacker must be authenticated, and must have access to modify the Performance Settings of the product.

Patch / fix

  • cacti Debian 14, Debian 13, Debian 12 1.2.9+ds1-1

debian advisories DEBIAN-CVE-2020-7237

  • cacti openSUSE Tumbleweed 1.2.18-1.2
  • cacti-spine Package Hub 15 SP1 1.2.11-bp151.4.6.1
  • cacti Package Hub 15 SP1 1.2.11-bp151.4.6.1
  • cacti-spine Package Hub 12, openSUSE Leap 15.1 1.2.11-2.1
  • cacti Package Hub 12, openSUSE Leap 15.1 1.2.11-5.1
  • cacti-spine Package Hub 15 SP1 1.2.9-bp151.4.3.1
  • cacti Package Hub 15 SP1 1.2.9-bp151.4.3.1
  • cacti-spine openSUSE Leap 15.1 1.2.9-lp151.3.3.1

opensuse advisories openSUSE-SU-2024:10670-1openSUSE-SU-2020:0565-1openSUSE-SU-2020:0558-1openSUSE-SU-2020:0284-1openSUSE-SU-2020:0272-1

  • cacti Alpine 3.24, Alpine 3.23, Alpine 3.22 +11 more 1.2.8-r0

alpine advisories ALPINE-CVE-2020-7237

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2020-7237 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-7237 updated cvss 8.8

cacti: remote code execution due to input validation in Performance Boost Debug Log

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

37.09% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/Cacti/cacti/issues/3201 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.