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Fencer Vulns
critical 9.6

CVE-2024-6107 json

Due to insufficient verification, an attacker could use a malicious client to bypass authentication checks and run RPC commands in a region.

published 2025-07-21 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-54803

cvss
9.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits
0
none known

Summary

Due to insufficient verification, an attacker could use a malicious client to bypass authentication checks and run RPC commands in a region. This has been addressed in MAAS and updated in the corresponding snaps.

Patch / fix

  • Canonical MAAS 3.1.4, 3.2.11, 3.3.8, 3.4.4, 3.5.1

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.launchpad.net https://bugs.launchpad.net/maas/+bug/2069094 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 9.6 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Canonical MAAS

Classification

Weakness

References

Sources

Fencer Vulns 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.