Unscored severity · published Oct 3, 2011
CVE-2011-3276
Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service…
–
CVSS
1.8%
EPSS
No
On KEV
Description
Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload or hang) by sending crafted SIP packets to TCP port 5060, aka Bug ID CSCso02147.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IX
IOS XE · Cisco
3.1.0sg; 3.1.1sg · source: NVD
IO
Ios · Cisco
12.1; 12.1e; 12.2; 12.2b; 12.2bc; 12.2bx; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-3276
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-3276
tools.cisco.com
http://tools.cisco.com/security/center/viewAlert.x?alertId=24118
Vendor Advisory
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4d.shtml
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