Strix
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CVE-2013-5509

UnknownEPSS 1.65%

Last modified

CVE-2013-5509 is a vulnerability of currently unknown severity. The SSL implementation in Cisco Adaptive Security Appliance (ASA) Software 9.0 before 9.0(2.6) and 9.1 before 9.1(2) allows remote attackers to bypass authentication, and obtain VPN access or administrative access, via a crafted X.509 client certificate, aka Bug ID CSCuf52468.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.

Description

The SSL implementation in Cisco Adaptive Security Appliance (ASA) Software 9.0 before 9.0(2.6) and 9.1 before 9.1(2) allows remote attackers to bypass authentication, and obtain VPN access or administrative access, via a crafted X.509 client certificate, aka Bug ID CSCuf52468.

Metrics

EPSS Probability
1.65%

73.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoAdaptive Security Appliance Software9.0
CiscoAdaptive Security Appliance Software9.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-5509?
The SSL implementation in Cisco Adaptive Security Appliance (ASA) Software 9.0 before 9.0(2.6) and 9.1 before 9.1(2) allows remote attackers to bypass authentication, and obtain VPN access or administrative access, via a crafted X.509 client certificate, aka Bug ID CSCuf52468.
How severe is CVE-2013-5509?
Severity scoring for CVE-2013-5509 is pending analysis. The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.
How do I fix CVE-2013-5509?
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-2013-5509?

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

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Source: NVD / NIST