CVE-2012-4622

Name: CVE-2012-4622
Creator: NVD / NIST
Published: 2012-09-27T00:55:01.14+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.55%

Last modified Jun 16, 2026

CVE-2012-4622 is a vulnerability of currently unknown severity. Cisco IOS XE 03.02.00.XO.15.0(2)XO on Catalyst 4500E series switches, when a Supervisor Engine 7L-E card is installed, allows remote attackers to cause a denial of service (card reload) via malformed packets that trigger uncorrected ECC error messages, aka Bug ID CSCty88456.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

Cisco IOS XE 03.02.00.XO.15.0(2)XO on Catalyst 4500E series switches, when a Supervisor Engine 7L-E card is installed, allows remote attackers to cause a denial of service (card reload) via malformed packets that trigger uncorrected ECC error messages, aka Bug ID CSCty88456.

Metrics

EPSS Probability

1.55%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Ios Xe	3.2.00.xo.15.0\(2\)xo

References

Timeline

Published: Sep 27, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-4622?

How severe is CVE-2012-4622?

Severity scoring for CVE-2012-4622 is pending analysis. The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2012-4622?

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-2012-4622?

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

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Source: NVD / NIST