What’s Vulnerable › Vulnerabilities

CVE-2014-3335

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-08-26 · updated 2026-06-17
• Weakness: CWE-20

Description

Cisco IOS XR 4.3(.2) and earlier on ASR 9000 devices does not properly perform NetFlow sampling of packets with multicast destination MAC addresses, which allows remote attackers to cause a denial of service (chip and card hangs) via a crafted packet, aka Bug ID CSCup77750.

Affected products

• Cisco Asr 9000 Rsp440 Router: all versions
• Cisco Asr 9001: all versions
• Cisco Asr 9006: all versions
• Cisco Asr 9010: all versions
• Cisco Asr 9904: all versions
• Cisco Asr 9912: all versions
• Cisco Asr 9922: all versions
• Cisco IOS XR Software: through 4.3.2; 4.3.0, 4.3.1

References

• http://secunia.com/advisories/60222
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3335
• http://tools.cisco.com/security/center/viewAlert.x?alertId=35416
• http://www.securityfocus.com/bid/69383
• http://www.securitytracker.com/id/1030757
• https://exchange.xforce.ibmcloud.com/vulnerabilities/95443
• http://secunia.com/advisories/60222
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3335
• http://tools.cisco.com/security/center/viewAlert.x?alertId=35416
• http://www.securityfocus.com/bid/69383
• http://www.securitytracker.com/id/1030757
• https://exchange.xforce.ibmcloud.com/vulnerabilities/95443

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