CVE-2013-5475

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-09-27 · updated 2026-06-16
Weakness: CWE-20

Description

Cisco IOS 12.2 through 12.4 and 15.0 through 15.3, and IOS XE 2.1 through 3.9, allows remote attackers to cause a denial of service (device reload) via crafted DHCP packets that are processed locally by a (1) server or (2) relay agent, aka Bug ID CSCug31561.

Affected products

Cisco IOS: 12.2, 12.3, 12.4, 15.0, 15.1, 15.2 (+1)
Cisco IOS XE: 2.1.0, 2.1.1, 2.1.2, 2.2.1, 2.2.2, 2.2.3 (+55)

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-dhcp
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-dhcp

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