Is CVE-2013-6978 being actively exploited?

CVE-2013-6978 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-6978?

CVE-2013-6978 has a CVSS 2.0 base score of 4.0 (MEDIUM).

CVE-2013-6978

MEDIUM · CVSS 4.0EPSS 2.1%EU EUVD

The disaster recovery system (DRS) component in Cisco Unified Communications Manager (UCM) 9.1(1) and earlier allows remote authenticated users to obtain sensitive device information by reading "extraneous information" in HTML source code, aka Bug ID CSCuj39249.

Key facts

CVSS score: 4.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:S/C:P/I:N/A:N
Weakness (CWE): CWE-200
EPSS score: 2.1% (82th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-6779)
Published: December 21, 2013
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-6779 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / unified communications manager
cisco / unified communications manager
cisco / unified communications manager
cisco / unified communications manager
cisco / unified communications manager
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cisco / unified communications manager
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cisco / unified communications manager
cisco / unified communications manager
cisco / unified communications manager
cisco / unified communications manager
cisco / unified communications manager

and 63 more…

References

http://osvdb.org/101162
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6978(Vendor Advisory)
http://tools.cisco.com/security/center/viewAlert.x?alertId=32219(Vendor Advisory)
http://www.securityfocus.com/bid/64421(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1029520(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/89834

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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