How severe is CVE-2012-1493?

CVE-2012-1493 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2012-1493 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 63% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-1493?

CVE-2012-1493 primarily affects F5 Big-ip Application Security Manager. In total, 114 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-1493?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2012-1493 published?

CVE-2012-1493 was published on 2012-07-09 and last updated on 2026-06-16.

CVE-2012-1493

CVE-2012-1493 is a high-severity vulnerability in F5 Big-ip Application Security Manager with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 63% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-255.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 63% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: F5 Big-ip Application Security Manager
Published: 2012-07-09
Last modified: 2026-06-16

Description

F5 BIG-IP appliances 9.x before 9.4.8-HF5, 10.x before 10.2.4, 11.0.x before 11.0.0-HF2, and 11.1.x before 11.1.0-HF3, and Enterprise Manager before 2.1.0-HF2, 2.2.x before 2.2.0-HF1, and 2.3.x before 2.3.0-HF3, use a single SSH private key across different customers' installations and do not properly restrict access to this key, which makes it easier for remote attackers to perform SSH logins via the PubkeyAuthentication option.

Frequently asked questions

What is CVE-2012-1493?: F5 BIG-IP appliances 9.x before 9.4.8-HF5, 10.x before 10.2.4, 11.0.x before 11.0.0-HF2, and 11.1.x before 11.1.0-HF3, and Enterprise Manager before 2.1.0-HF2, 2.2.x before 2.2.0-HF1, and 2.3.x before 2.3.0-HF3, use a single SSH private key across different customers' installations and do not properly restrict access to this key, which makes it easier for remote attackers to perform SSH logins via the PubkeyAuthentication option.
How severe is CVE-2012-1493?: CVE-2012-1493 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2012-1493 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 63% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1493?: CVE-2012-1493 primarily affects F5 Big-ip Application Security Manager. In total, 114 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-1493?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2012-1493 published?: CVE-2012-1493 was published on 2012-07-09 and last updated on 2026-06-16.

References

Affected products (114)

cpe:2.3:a:f5:big-ip_application_security_manager:9.2.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:9.2.0:hf4:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:9.4.4:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:9.4.5:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:9.4.6:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:9.4.7:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:9.4.8:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:10.0.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:10.2.3:hf1:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:11.0.0:hf1:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:11.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:11.1.0:hf2:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:9.2.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:9.4.8:hf4:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:10.2.3:hf1:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.0.0:hf1:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.1.0:hf2:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:9.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:9.4.8:hf4:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.2.3:hf1:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.0.0:hf1:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.1.0:hf2:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:*:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:2.0:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:4.0:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:4.2:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:4.3:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:4.4:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:4.5:*:*:*:*:*:*:*
cpe:2.3:o:f5:tmos:4.5.6:*:*:*:*:*:*:*

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