CVE-2003-0647

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2003-08-27 · updated 2026-06-16

Description

Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.

Affected products

Cisco IOS: through 12.2

References

http://www.cisco.com/warp/public/707/cisco-sn-20030730-ios-2gb-get.shtml
http://www.kb.cert.org/vuls/id/579324
http://www.cisco.com/warp/public/707/cisco-sn-20030730-ios-2gb-get.shtml
http://www.kb.cert.org/vuls/id/579324

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