CVE-2015-7974
High
Description
NTP 4.x before 4.2.8p6 and 4.3.x before 4.3.90 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote attackers to conduct impersonation attacks via an arbitrary trusted key, aka a "skeleton key."
SeverityHigh
CVSS7.7
Exploit probability—
Product
Ntp
PublishedJan 26, 2016
First seenJan 26, 2016
How to fix
Update
- ntp ntp4.2.8, 4.3.90 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ntp ntp | 4.2.0 ≤ v < 4.2.8, 4.3.0 ≤ v < 4.3.90, 4.2.8 | 4.2.8, 4.3.90 |
| siemens tim_4r-ie_firmware | No range specified | — |
| siemens tim_4r-ie_dnp3_firmware | No range specified | — |
| netapp clustered_data_ontap | No range specified | — |
| netapp oncommand_balance | No range specified | — |
| debian debian_linux | 8.0, 9.0 | — |
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