CVE-2014-3343
published 2014-09-10CVE-2014-3343: Cisco IOS XR 5.1 allows remote attackers to cause a denial of service (DHCPv6 daemon crash) via a malformed DHCPv6 packet, aka Bug ID CSCuo59052.
PriorityP422medium4.3CVSS 2.0
AVNACMAuNCNINAP
EPSS
2.20%
80.7th percentile
Cisco IOS XR 5.1 allows remote attackers to cause a denial of service (DHCPv6 daemon crash) via a malformed DHCPv6 packet, aka Bug ID CSCuo59052.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cisco | ios_xr | — | — |
CVSS provenance
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
vendor_cisco4.3MEDIUM
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Cisco
Cisco IOS XR Software DHCPv6 Denial of Service Vulnerability
vendor_cisco·2014-09-09·CVSS 4.3
CVE-2014-3343 [MEDIUM] CWE-20 Cisco IOS XR Software DHCPv6 Denial of Service Vulnerability
Cisco IOS XR Software DHCPv6 Denial of Service Vulnerability
A vulnerability in the DHCP version 6 (DHCPv6) code of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause the DHCPv6 server process on an affected device to crash.
The vulnerability is due to incorrect handling of malformed DHCPv6 packets. An attacker could exploit this vulnerability by sending a malformed DHCPv6 packet to an affected device configured with DHCPv6 server functionality. An exploit could allow the attacker to cause the DHCPv6 process on the device to crash.
Cisco has confirmed the vulnerability in a security notice and released software updates.
To exploit this vulnerability, an attacker may need access to trusted, internal networks behind a firewall to send malformed DHCPv6 packets
GHSA
GHSA-r38f-6v34-qc3q: Cisco IOS XR 5
ghsa_unreviewed·2022-05-17
CVE-2014-3343 [MEDIUM] CWE-20 GHSA-r38f-6v34-qc3q: Cisco IOS XR 5
Cisco IOS XR 5.1 allows remote attackers to cause a denial of service (DHCPv6 daemon crash) via a malformed DHCPv6 packet, aka Bug ID CSCuo59052.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
http://secunia.com/advisories/60122http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3343http://tools.cisco.com/security/center/viewAlert.x?alertId=35651http://www.securityfocus.com/bid/69667http://www.securitytracker.com/id/1030816https://exchange.xforce.ibmcloud.com/vulnerabilities/95781http://secunia.com/advisories/60122http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3343http://tools.cisco.com/security/center/viewAlert.x?alertId=35651http://www.securityfocus.com/bid/69667http://www.securitytracker.com/id/1030816https://exchange.xforce.ibmcloud.com/vulnerabilities/95781
2014-09-10
Published