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cveCiscoCVE-2013-5480
HistorySep 27, 2013 - 10:08 a.m.

CVE-2013-5480

2013-09-2710:08:04
CWE-20
cisco
web.nvd.nist.gov
27
cisco
ios
nat
dns
tcp
denial of service
cve-2013-5480
nvd

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

AI Score

6.7

Confidence

High

EPSS

0.001

Percentile

49.5%

The DNS-over-TCP implementation in Cisco IOS 12.2 and 15.0 through 15.3, when NAT is used, allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 DNS TCP stream, aka Bug ID CSCuf28733.

Affected configurations

Nvd
Node
ciscoiosMatch12.2
OR
ciscoiosMatch15.0
OR
ciscoiosMatch15.1
OR
ciscoiosMatch15.2
OR
ciscoiosMatch15.3
VendorProductVersionCPE
ciscoios12.2cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
ciscoios15.0cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*
ciscoios15.1cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*
ciscoios15.2cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*
ciscoios15.3cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

AI Score

6.7

Confidence

High

EPSS

0.001

Percentile

49.5%