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CVE-2012-4620

UnknownEPSS 2.75%

Last modified

CVE-2012-4620 is a vulnerability of currently unknown severity. Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.. EPSS estimates a 2.75% chance of exploitation in the next 30 days.

Description

Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.

Metrics

EPSS Probability
2.75%

84.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Cisco10008 RouterAll versions
CiscoIos12.2
CiscoIos15.0
CiscoIos15.0\(1\)se
CiscoIos15.1
CiscoIos15.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-4620?
Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.
How severe is CVE-2012-4620?
Severity scoring for CVE-2012-4620 is pending analysis. The EPSS model estimates a 2.75% probability of exploitation in the next 30 days.
How do I fix CVE-2012-4620?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4620?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST