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Fencer Vulns
high 8.7

CVE-2024-20356 in the critical feed json

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote…

published 2024-04-24 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-18071

cvss
8.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
29.6%
EPSS 29.6% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker with Administrator-level privileges to perform command injection attacks on an affected system and elevate their privileges to root. This vulnerability is due to insufficient user input validation. An attacker could exploit this vulnerability by sending crafted commands to the web-based management interface of the affected software. A successful exploit could allow the attacker to elevate their privileges to root.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

29.60% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

Affected products

  • Cisco Cisco Unified Computing System (Standalone)
  • Cisco Cisco Unified Computing System E-Series Software (UCSE)
  • cisco unified_computing_system
  • cisco unified_computing_system_e-series

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

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.