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CVE-2014-0648

31
FAUCET Score

CVE-2014-0648 describes a critical authentication and authorization bypass vulnerability in the RMI interface of Cisco Secure Access Control System (ACS) 5.x before version 5.5. This flaw allows unauthenticated remote attackers to gain full administrative access to affected ACS systems. With a CVSS score of 10.0, this vulnerability poses a severe risk, enabling complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation in the wild, nor publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.4.0.46.6CPE matchmatch criteria
cpe:2.3:a:cisco:secure_access_control_system:*:*:*:*:*:*:*:*
5.1CPE matchmatch criteria
cpe:2.3:a:cisco:secure_access_control_system:5.1:*:*:*:*:*:*:*
5.1.0.44CPE matchmatch criteria
cpe:2.3:a:cisco:secure_access_control_system:5.1.0.44:*:*:*:*:*:*:*
5.1.0.44.1CPE matchmatch criteria
cpe:2.3:a:cisco:secure_access_control_system:5.1.0.44.1:*:*:*:*:*:*:*
5.1.0.44.2CPE matchmatch criteria
cpe:2.3:a:cisco:secure_access_control_system:5.1.0.44.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.93%
Probability of exploitation in next 30 days
EPSS Percentile
92.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0593 is in the 87th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

osvdb.org / 102117
secunia.com / advisories/56213
exchange.xforce.ibmcloud.com / vulnerabilities/90431
tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20140115-csacs
Vendor Advisory
tools.cisco.com / security/center/viewAlert.x
Vendor Advisory
securityfocus.com / bid/64962
Third Party AdvisoryVDB Entry
securitytracker.com / id/1029634
Third Party AdvisoryVDB Entry