Unscored severity · published Sep 27, 2012
CVE-2012-4623
The DHCPv6 server in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x, 3.1.xS before 3.1.4S, 3.1.xSG and 3.2.xSG before 3.2.5SG, 3.2.xS, 3.2.xXO,…
–
CVSS
2.8%
EPSS
No
On KEV
Description
The DHCPv6 server in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x, 3.1.xS before 3.1.4S, 3.1.xSG and 3.2.xSG before 3.2.5SG, 3.2.xS, 3.2.xXO, 3.3.xS, and 3.3.xSG before 3.3.1SG allows remote attackers to cause a denial of service (device reload) via a malformed DHCPv6 packet, aka Bug ID CSCto57723.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IX
IOS XE · Cisco
2.1; 2.1.0; 2.1.1; 2.1.2; 2.2; 2.2.1; +34 more · source: NVD
IO
Ios · Cisco
12.3; 12.3(1a); 12.3(2)ja; 12.3(2)ja5; 12.3(2)jk; 12.3(2)jk1; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-4623
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-4623
osvdb.org
http://osvdb.org/85810
Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-dhcpv6
www.securityfocus.com
http://www.securityfocus.com/bid/55700
www.securitytracker.com
http://www.securitytracker.com/id?1027577
exchange.xforce.ibmcloud.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/78885
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