Vulnerability Description
The NTP implementation in Cisco IOS and IOS XE does not properly support use of the access-group command for a "deny all" configuration, which allows remote attackers to bypass intended restrictions on time synchronization via a standard query, aka Bug ID CSCuj66318.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios | - |
| Cisco | Ios Xe | - |
Related Weaknesses (CWE)
References
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3309Vendor Advisory
- http://www.securityfocus.com/bid/68463
- http://www.securitytracker.com/id/1030549
- https://exchange.xforce.ibmcloud.com/vulnerabilities/94420
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3309Vendor Advisory
- http://www.securityfocus.com/bid/68463
- http://www.securitytracker.com/id/1030549
- https://exchange.xforce.ibmcloud.com/vulnerabilities/94420
FAQ
What is CVE-2014-3309?
CVE-2014-3309 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The NTP implementation in Cisco IOS and IOS XE does not properly support use of the access-group command for a "deny all" configuration, which allows remote attackers to bypass intended restrictions o...
How severe is CVE-2014-3309?
CVE-2014-3309 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-3309?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios, Cisco Ios Xe.