CVE-2015-0592

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-02-12 · updated 2026-06-17
Weakness: CWE-399

Description

The Zone-Based Firewall implementation in Cisco IOS 15.4(2)T3 and earlier allows remote attackers to cause a denial of service (device reload) via crafted network traffic that triggers incorrect kernel-timer handling, aka Bug ID CSCuh25672.

Affected products

Cisco IOS: through 15.4\(2\)t3; 15.4(1)t, 15.4(1)t1, 15.4(1)t2, 15.4(1)t3, 15.4(1)t4, 15.4(2)t (+3)

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0592
http://tools.cisco.com/security/center/viewAlert.x?alertId=37416
http://www.securitytracker.com/id/1031713
https://exchange.xforce.ibmcloud.com/vulnerabilities/100758
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0592
http://tools.cisco.com/security/center/viewAlert.x?alertId=37416
http://www.securitytracker.com/id/1031713
https://exchange.xforce.ibmcloud.com/vulnerabilities/100758

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