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CVE-2015-0593

UnknownEPSS 1.55%

Last modified

CVE-2015-0593 is a vulnerability of currently unknown severity. The Zone-Based Firewall implementation in Cisco IOS 12.4(122)T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service (device reload) via crafted network traffic, aka Bug ID CSCul65003.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

The Zone-Based Firewall implementation in Cisco IOS 12.4(122)T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service (device reload) via crafted network traffic, aka Bug ID CSCul65003.

Metrics

EPSS Probability
1.55%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIos15.4\(1.12\)t
CiscoIos15.4\(1.19\)t

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-0593?
The Zone-Based Firewall implementation in Cisco IOS 12.4(122)T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service (device reload) via crafted network traffic, aka Bug ID CSCul65003.
How severe is CVE-2015-0593?
Severity scoring for CVE-2015-0593 is pending analysis. The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.
How do I fix CVE-2015-0593?
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-2015-0593?

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

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Source: NVD / NIST