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CVE-2014-3361

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which...

7.1 High

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

Exploit likelihood

2.37%Up 1.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.1

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

Record
CVE-2014-3361
CVSS 2.0
7.1 HighAV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

Record
CVE-2014-3361
Updated
2026-11-02
EUVDEUVD-2014-3374 No score

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

Record
EUVD-2014-3374
Updated
2026-11-03
GitHub AdvisoriesGHSA-7c87-x77q-chcq No score

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which...

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

Record
GHSA-7c87-x77q-chcq
Weakness
CWE-119
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2014-3361 is a high vulnerability (CVSS 7.1) in Cisco Ios, published September 25, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.37%, the 83rd percentile. No source names a fixed version.

References

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