CVE-2024-34340: cacti · Improper Authentication
Affects cactiSource GCVE Database
Not known to be exploited · CVSS 9.1 Critical : upgrade to 1.2.27 as a priority.
Data as of 31 Oct 2026, 01:22 UTC
Thin evidence
One scorer or none| CNA (GitHub_M) | CVSS 3.1 | 9.1 |
|---|
- Patch
- Available – fixed in 1.2.27
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 13 May 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade cacti to 1.2.27.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Cacti cacti | Affected
| Fixed in
|
AI-suggested
Upgrade Cacti to version 1.2.27 or later, where the vulnerability has been patched. No other mitigation is required as the official fix addresses the root cause of the authentication bypass.
Description
CVE-2024-34340 is a critical improper authentication vulnerability in Cacti versions prior to 1.2.27. The issue arises from a type juggling flaw in the password verification function, where an MD5 hash comparison uses a loose equality check. This allows authentication bypass under certain conditions. The vulnerability is patched in version 1.2.27.
References
- github.com/Cacti/cacti/security/advisories/GHSA-37x7-mfjv-mm7m (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RBEOAFKRARQHTDIYSL723XAFJ2Q6624X/ (opens in a new tab)
- lists.debian.org/debian-lts-announce/2024/09/msg00027.html (opens in a new tab)