CVE-2011-1625

Name: CVE-2011-1625
Creator: NVD / NIST
Published: 2011-08-18T18:55:01.443+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.73%

Last modified Jun 16, 2026

CVE-2011-1625 is a vulnerability of currently unknown severity. Cisco IOS 12.2, 12.3, 12.4, 15.0, and 15.1, when the data-link switching (DLSw) feature is configured, allows remote attackers to cause a denial of service (device crash) by sending a sequence of malformed packets and leveraging a "narrow timing window," aka Bug ID CSCtf74999, a different vulnerability than CVE-2007-0199, CVE-2008-1152, and CVE-2009-0629.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

Cisco IOS 12.2, 12.3, 12.4, 15.0, and 15.1, when the data-link switching (DLSw) feature is configured, allows remote attackers to cause a denial of service (device crash) by sending a sequence of malformed packets and leveraging a "narrow timing window," aka Bug ID CSCtf74999, a different vulnerability than CVE-2007-0199, CVE-2008-1152, and CVE-2009-0629.

Metrics

EPSS Probability

0.73%

49.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Cisco	Ios	12.2
Cisco	Ios	12.3
Cisco	Ios	12.4
Cisco	Ios	15.0
Cisco	Ios	15.1

References

Timeline

Published: Aug 18, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-1625?

How severe is CVE-2011-1625?

Severity scoring for CVE-2011-1625 is pending analysis. The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.

How do I fix CVE-2011-1625?

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-2011-1625?

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

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Source: NVD / NIST