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CVE-2013-1193

UnknownEPSS 1.23%

Last modified

CVE-2013-1193 is a vulnerability of currently unknown severity. The Secure Shell (SSH) implementation on Cisco Adaptive Security Appliances (ASA) devices, and in Cisco Firewall Services Module (FWSM), does not properly terminate sessions, which allows remote attackers to cause a denial of service (SSH service outage) by repeatedly establishing SSH connections, aka Bug IDs CSCue63881, CSCuf51892, CSCue78671, and CSCug26937.. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

The Secure Shell (SSH) implementation on Cisco Adaptive Security Appliances (ASA) devices, and in Cisco Firewall Services Module (FWSM), does not properly terminate sessions, which allows remote attackers to cause a denial of service (SSH service outage) by repeatedly establishing SSH connections, aka Bug IDs CSCue63881, CSCuf51892, CSCue78671, and CSCug26937.

Metrics

EPSS Probability
1.23%

65.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
CiscoFirewall Services ModuleAll versions
CiscoAdaptive Security Appliance SoftwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-1193?
The Secure Shell (SSH) implementation on Cisco Adaptive Security Appliances (ASA) devices, and in Cisco Firewall Services Module (FWSM), does not properly terminate sessions, which allows remote attackers to cause a denial of service (SSH service outage) by repeatedly establishing SSH connections, aka Bug IDs CSCue63881, CSCuf51892, CSCue78671, and CSCug26937.
How severe is CVE-2013-1193?
Severity scoring for CVE-2013-1193 is pending analysis. The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.
How do I fix CVE-2013-1193?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-1193?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST