Vulnerability Report

CVE-2020-8813

RCE

Title: OS Command Injection in Cacti graph_realtime.php

RCE

Proof Of Concept

PoC Available for CVE-2020-8813

CWE Category CWE-78
Published Date Feb 22, 2020
Modified Date Jun 17, 2026
Exploit Status Available
Score 8.8 CVSS v3.1
Exploit Probability (EPSS)
73.78%

Vulnerability Summary

CVE-2020-8813: graph_realtime.php in Cacti 1.2.8 allows remote attackers to execute arbitrary OS commands via shell metacharacters in a cookie, if a guest user has the graph real-time privilege.

Impacted Vendors

O
opmantek 1
T
the_cacti_group 1
C
cacti 1
O
open-audit 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00042.html http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00048.html http://packetstormsecurity.com/files/156537/Cacti-1.2.8-Unauthenticated-Remote-Code-Execution.html http://packetstormsecurity.com/files/156538/Cacti-1.2.8-Authenticated-Remote-Code-Execution.html http://packetstormsecurity.com/files/156593/Cacti-1.2.8-Unauthenticated-Remote-Code-Execution.html http://packetstormsecurity.com/files/157477/Open-AudIT-Professional-3.3.1-Remote-Code-Execution.html https://drive.google.com/file/d/1A8hxTyk_NgSp04zPX-23nPbsSDeyDFio/view https://gist.github.com/mhaskar/ebe6b74c32fd0f7e1eedf1aabfd44129 https://github.com/Cacti/cacti/issues/3285 https://github.com/Cacti/cacti/releases https://lists.debian.org/debian-lts-announce/2022/12/msg00039.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M77SS33IDVNGBU566TK2XVULPW3RXUQ4/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAX3LDXPIKWNBGVZSIMZV7LI5K6BZRTO/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XEMDQXDRNQYXOME7TACKDVCXZXZNGZE2/ https://security.gentoo.org/glsa/202004-16 https://shells.systems/cacti-v1-2-8-authenticated-remote-code-execution-cve-2020-8813/ http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00042.html http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00048.html http://packetstormsecurity.com/files/156537/Cacti-1.2.8-Unauthenticated-Remote-Code-Execution.html http://packetstormsecurity.com/files/156538/Cacti-1.2.8-Authenticated-Remote-Code-Execution.html http://packetstormsecurity.com/files/156593/Cacti-1.2.8-Unauthenticated-Remote-Code-Execution.html http://packetstormsecurity.com/files/157477/Open-AudIT-Professional-3.3.1-Remote-Code-Execution.html https://drive.google.com/file/d/1A8hxTyk_NgSp04zPX-23nPbsSDeyDFio/view https://gist.github.com/mhaskar/ebe6b74c32fd0f7e1eedf1aabfd44129 https://github.com/Cacti/cacti/issues/3285 https://github.com/Cacti/cacti/releases https://lists.debian.org/debian-lts-announce/2022/12/msg00039.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M77SS33IDVNGBU566TK2XVULPW3RXUQ4/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAX3LDXPIKWNBGVZSIMZV7LI5K6BZRTO/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XEMDQXDRNQYXOME7TACKDVCXZXZNGZE2/ https://security.gentoo.org/glsa/202004-16 https://shells.systems/cacti-v1-2-8-authenticated-remote-code-execution-cve-2020-8813/
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
9.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-8813 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/48144
View Code
Exploit-DB https://www.exploit-db.com/exploits/48145
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.