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CVE-2012-4659

22
FAUCET Score

CVE-2012-4659 describes a denial-of-service vulnerability affecting Cisco ASA 5500 series devices and ASASM modules running specific software versions. A remote attacker can trigger a device reload by sending a crafted authentication response to the IPv4 SSL VPN AAA functionality. This vulnerability has a CVSS score of 7.1 (High), indicating a network-based attack with medium complexity leading to a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
8.2CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2:*:*:*:*:*:*:*
8.2\(1\)CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2\(1\):*:*:*:*:*:*:*
8.2\(2\)CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2\(2\):*:*:*:*:*:*:*
8.2\(3\)CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2\(3\):*:*:*:*:*:*:*
8.2\(3.9\)CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2\(3.9\):*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.1HIGH

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.57%
Probability of exploitation in next 30 days
EPSS Percentile
83.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0257 is in the 41st percentile among its peer group of 8,913 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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 / 86137
tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20121010-asa
Vendor Advisory
securityfocus.com / bid/55865