CVE-2014-3293

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-10-28 · updated 2026-06-17
Weakness: CWE-399

Description

Cisco IOS 15.4(3)S0b on ASR901 devices makes incorrect decisions to use the CPU for IPv4 packet processing, which allows remote attackers to cause a denial of service (BGP neighbor flapping) by sending many crafted IPv4 packets, aka Bug ID CSCuo29736.

Affected products

Cisco Asr901: all versions
Cisco IOS: 15.4(3)s0b

References

http://secunia.com/advisories/61830
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3293
http://tools.cisco.com/security/center/viewAlert.x?alertId=36195
http://www.securityfocus.com/bid/70744
http://www.securitytracker.com/id/1031122
https://exchange.xforce.ibmcloud.com/vulnerabilities/97769
http://secunia.com/advisories/61830
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3293
http://tools.cisco.com/security/center/viewAlert.x?alertId=36195
http://www.securityfocus.com/bid/70744
http://www.securitytracker.com/id/1031122
https://exchange.xforce.ibmcloud.com/vulnerabilities/97769

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