CVE-2015-0640

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: 2015-03-26 · updated 2026-06-17
Weakness: CWE-20

Description

The high-speed logging (HSL) feature in Cisco IOS XE 2.x and 3.x before 3.10.4S, 3.11 before 3.11.3S, 3.12 before 3.12.1S, 3.13 before 3.13.0S, 3.14 before 3.14.0S, and 3.15 before 3.15.0S allows remote attackers to cause a denial of service (device reload) via large IP packets that require NAT and HSL processing after fragmentation, aka Bug ID CSCuo25741.

Affected products

Cisco IOS XE: 3.1s.0, 3.1s.1, 3.1s.2, 3.1s.3, 3.1s.4, 3.1s.5 (+42)

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150325-iosxe
http://www.securitytracker.com/id/1031981
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150325-iosxe
http://www.securitytracker.com/id/1031981

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