CVE-2015-4277

Name: CVE-2015-4277
Creator: NVD / NIST
Published: 2015-08-19T18:59:00.123+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.34%

Last modified Jun 17, 2026

CVE-2015-4277 is a vulnerability of currently unknown severity. The global-configuration implementation on Cisco ASR 9000 devices with software 5.1.3 and 5.3.0 improperly closes vty sessions after a commit/end operation, which allows local users to cause a denial of service (tmp/*config file creation, memory consumption, and device hang) via unspecified vectors, aka Bug ID CSCut93842.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

The global-configuration implementation on Cisco ASR 9000 devices with software 5.1.3 and 5.3.0 improperly closes vty sessions after a commit/end operation, which allows local users to cause a denial of service (tmp/*config file creation, memory consumption, and device hang) via unspecified vectors, aka Bug ID CSCut93842.

Metrics

EPSS Probability

0.34%

25.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Nx-Os	5.1.3
Cisco	Nx-Os	5.3.0

References

Timeline

Published: Aug 19, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-4277?

How severe is CVE-2015-4277?

Severity scoring for CVE-2015-4277 is pending analysis. The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2015-4277?

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-2015-4277?

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

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Source: NVD / NIST