#VU31874 SQL injection in Cacti - CVE-2020-14295

Vulnerability identifier: #VU31874

Vulnerability risk: Medium

CVSSv4.0: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2020-14295

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Cacti
Web applications / Other software

Vendor: The Cacti Group, Inc.

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the filter parameter to color.php script.  A remote authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cacti: 1.2.0 beta1 - 1.2.12

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External links
https://lists.opensuse.org/opensuse-security-announce/2020-07/msg00067.html
https://github.com/Cacti/cacti/issues/3622
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W64CIB6L4HZRVQSWKPDDKXJO4J2XTOXD/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZKM5G3YNSZDHDZMPCMAHG5B5M2V4XYSE/
https://github.com/Cacti/cacti/blob/release/1.2.13/CHANGELOG
https://github.com/Cacti/cacti/security/advisories/GHSA-rwgg-5vv3-4hxp

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.