CVE-2014-3338: Input Validation
First published: Tue Aug 12 2014(Updated: )
The CTIManager module in Cisco Unified Communications Manager (CM) 10.0(1), when single sign-on is enabled, does not properly validate Kerberos SSO tokens, which allows remote authenticated users to gain privileges and execute arbitrary commands via crafted token data, aka Bug ID CSCum95491.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Unified Communications Manager | =10.0\(1\) |
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Reference Links
- http://secunia.com/advisories/60054
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3338
- http://tools.cisco.com/security/center/viewAlert.x?alertId=35258
- http://www.securityfocus.com/bid/69176
- http://www.securitytracker.com/id/1030710
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95246
Frequently Asked Questions
What is the severity of CVE-2014-3338?
CVE-2014-3338 is considered a critical vulnerability due to its potential to allow remote authenticated users to gain elevated privileges.
How do I fix CVE-2014-3338?
To fix CVE-2014-3338, apply the latest security patches provided by Cisco for Unified Communications Manager 10.0(1).
What systems are affected by CVE-2014-3338?
CVE-2014-3338 specifically affects Cisco Unified Communications Manager version 10.0(1) with single sign-on enabled.
What type of attack can CVE-2014-3338 facilitate?
CVE-2014-3338 can facilitate privilege escalation attacks, allowing unauthorized command execution via crafted Kerberos SSO tokens.
Is there a way to mitigate CVE-2014-3338 if I cannot update immediately?
While immediate patching is recommended, consider disabling Kerberos single sign-on until the vulnerability can be remediated.
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