synced 13 MIN AGO
01 Record

CVE-2014-3309

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

UnratedPUBLISHEDCNA: cisco
CNA base scoreUnratedNo CNA CVSS vector
View raw JSON

02 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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
2.11% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 81.7% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2014-07-09 10:00Z12 YR AGO
Last updated
2024-08-06 10:35Z2 YR AGO
Reserved
2014-05-07
Assigning CNA
cisco
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
690900c575e32427c0b6a34a6d01d78afba982f6af69e3ec95709fb0fa66d276

05 Affected products

VendorProductVersionsPlatforms
ciscoiosNot specified—
ciscoios_xeNot specified—

06 References