CVE-2020-7237

Exp

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.

Published: 2020-01-20 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2020-7237 is rated High Exploit Risk (79.6/100): CVSS High severity, with high exploitation likelihood (EPSS 36.82%, 98th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2020-7237

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2020-7237

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 42.97% 36.82% -6.15%
2 2026-05-27 45.69% 42.97% -2.72%
3 2026-04-26 — 45.69% —

Full EPSS history (16 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2020-7237

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 [email protected]
9.0 2.0 HIGH
AV:N/AC:L/Au:S/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.0 10.0 [email protected]

Weakness enumeration for CVE-2020-7237

OS Trackers for CVE-2020-7237

vendor priority summary link
alpine high CVE-2020-7237: 1 source package rows (cacti); 7 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 0. https://security.alpinelinux.org/vuln/CVE-2020-7237
debian not yet assigned CVE-2020-7237 not yet assigned priority: Debian including 1 source packages (cacti), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2020-7237
gentoo normal CVE-2020-7237: 1 GLSA(s) (202003-40), 1 atom(s) (net-analyzer/cacti); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2020-7237
ubuntu medium CVE-2020-7237 medium priority: Ubuntu including 1 source packages (cacti), 18 status rows across 18 suites (bionic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 12, ignored 2, needed 2, needs-triage 1, released 1. https://ubuntu.com/security/CVE-2020-7237

Affected software / configurations for CVE-2020-7237

Vendor Product Version Raw CPE
cacti cacti 1.2.8 cpe:2.3:a:cacti:cacti:1.2.8:*:*:*:*:*:*:*

References for CVE-2020-7237

URL Tags
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00042.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00048.html
https://ctrsec.io/index.php/2020/01/25/cve-2020-7237-remote-code-execution-in-cacti-rrdtool/ Third Party Advisory
https://github.com/Cacti/cacti/issues/3201 Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SUSOTOIEJKD2IWJHN7TY56TDZJQZJUVJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XLZAMGTW2OSIBLYLXWHQBGWP7M4DTRS7/
https://security.gentoo.org/glsa/202003-40
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