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Webex Training Center CVE-2013-6972

MEDIUM
Information Exposure (CWE-200)
2013-12-14 psirt@cisco.com
5.0
CVSS 2.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V14 - Data Protection Data exposure prevention
MITRE ATT&CK

2 techniques across 2 tactics: Collection, Discovery

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 5.0 (MEDIUM). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 0.66%.

Exploit ScenarioDerived

A remote attacker could access sensitive data that should not be disclosed by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.7% exploitation probability (EPSS)

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AnalysisAI

Cisco WebEx Training Center allows remote attackers to discover session numbers, and bypass host approval for audio-conference attendance, by reading HTML source code, aka Bug ID CSCul57126. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. Cisco WebEx Training Center allows remote attackers to discover session numbers, and bypass host approval for audio-conference attendance, by reading HTML source code, aka Bug ID CSCul57126. Affected products include: Cisco Webex Training Center.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
None
Availability
None

DescriptionCVE.org

Cisco WebEx Training Center allows remote attackers to discover session numbers, and bypass host approval for audio-conference attendance, by reading HTML source code, aka Bug ID CSCul57126.

Threat Intelligence Overview

EPSS Score
0.7%
Top 29% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.7%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

26
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +25
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:cisco:webex_training_center:-:*:*:*:*:*:*:*
CVE-2017-6753 HIGH
8.8 Jul 25

A vulnerability in Cisco WebEx browser extensions for Google Chrome and Mozilla Firefox could allow an unauthenticated,

CVE-2013-6710 MEDIUM
6.8 Dec 14

Cross-site request forgery (CSRF) vulnerability in Cisco WebEx Training Center allows remote attackers to hijack the aut

CVE-2013-1109 MEDIUM
6.8 Jan 17

Cross-site request forgery (CSRF) vulnerability in testingLibraryAction.do in the Training Center testing library in Cis

CVE-2013-6966 MEDIUM
5.8 Dec 17

Open redirect vulnerability in Cisco WebEx Training Center allows remote attackers to redirect users to arbitrary web si

CVE-2013-6971 MEDIUM
5.8 Dec 14

Open redirect vulnerability in Cisco WebEx Training Center allows remote attackers to redirect users to arbitrary web si

CVE-2019-15987 MEDIUM
5.3 Nov 26

A vulnerability in web interface of the Cisco Webex Event Center, Cisco Webex Meeting Center, Cisco Webex Support Center

CVE-2013-6968 MEDIUM
5.0 Dec 14

Cisco WebEx Training Center provides different error messages for registration attempts depending on whether the e-mail

CVE-2013-6965 MEDIUM
5.0 Dec 14

The registration component in Cisco WebEx Training Center provides the training-session URL before e-mail confirmation i

CVE-2014-2199 MEDIUM
5.0 May 20

meetinginfo.do in Cisco WebEx Event Center, WebEx Meeting Center, WebEx Sales Center, WebEx Training Center, WebEx Meeti

CVE-2013-6709 MEDIUM
5.0 Dec 14

The registration component in Cisco WebEx Training Center provides the training-session URL before payment is completed,

CVE-2013-6973 MEDIUM
4.3 Dec 14

Cisco WebEx Training Center allows remote attackers to discover registration IDs via a crafted URL, aka Bug ID CSCul5712

CVE-2013-6963 MEDIUM
4.3 Dec 14

Cross-site scripting (XSS) vulnerability in the registration component in Cisco WebEx Training Center allows remote atta

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