CVE-2013-6704

Name: CVE-2013-6704
Creator: NVD / NIST
Published: 2013-12-03T19:56:32.327+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.35%

Last modified Jun 17, 2026

CVE-2013-6704 is a vulnerability of currently unknown severity. Cisco IOS XE does not properly manage memory for TFTP UDP flows, which allows remote attackers to cause a denial of service (memory consumption) via TFTP (1) client or (2) server traffic, aka Bug IDs CSCuh09324 and CSCty42686.. EPSS estimates a 1.35% chance of exploitation in the next 30 days.

Description

Cisco IOS XE does not properly manage memory for TFTP UDP flows, which allows remote attackers to cause a denial of service (memory consumption) via TFTP (1) client or (2) server traffic, aka Bug IDs CSCuh09324 and CSCty42686.

Metrics

EPSS Probability

1.35%

67.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Ios Xe	All versions

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6704Vendor Advisory
http://www.securitytracker.com/id/1029424Third Party Advisory, VDB Entry
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6704Vendor Advisory
http://www.securitytracker.com/id/1029424Third Party Advisory, VDB Entry

Timeline

Published: Dec 3, 2013
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-6704?

How severe is CVE-2013-6704?

Severity scoring for CVE-2013-6704 is pending analysis. The EPSS model estimates a 1.35% probability of exploitation in the next 30 days.

How do I fix CVE-2013-6704?

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-2013-6704?

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

Scan your code now

Source: NVD / NIST