CVE-2011-0951

medium

Published 2011-04-04 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

6.0

Description

The web-based management interface in Cisco Secure Access Control System (ACS) 5.1 before 5.1.0.44.6 and 5.2 before 5.2.0.26.3 allows remote attackers to change arbitrary user passwords via unspecified vectors, aka Bug ID CSCtl77440.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Metasploit modules

auxiliary_admin/networking/cisco_secure_acs_bypass rank 300

Cisco Secure ACS Unauthorized Password Change

Source fetch failed: fetch_error — view the original via the link above.

Application impact

Vendor	Product	Versions
cisco	secure_access_control_system	`5.1`
cisco	secure_access_control_system	`5.1.0.44`
cisco	secure_access_control_system	`5.1.0.44.1`
cisco	secure_access_control_system	`5.1.0.44.2`
cisco	secure_access_control_system	`5.1.0.44.3`
cisco	secure_access_control_system	`5.1.0.44.4`
cisco	secure_access_control_system	`5.1.0.44.5`
cisco	secure_access_control_system	`5.2`
cisco	secure_access_control_system	`5.2.0.26`
cisco	secure_access_control_system	`5.2.0.26.1`
cisco	secure_access_control_system	`5.2.0.26.2`

References

CWEs

CWE-255

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.