Overview
- Description
- util/ntp-keygen.c in ntp-keygen in NTP before 4.2.7p230 uses a weak RNG seed, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via a brute-force attack.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 2.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 6.4
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
- nvd@nist.gov
- NVD-CWE-Other
Social media
- Hype score
- Not currently trending
Evaluator
- Comment
- <a href="http://cwe.mitre.org/data/definitions/338.html">CWE-338: Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)</a>
- Impact
- -
- Solution
- -
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8E63507D-C475-4379-85A5-185F19BEDCEE",
"versionEndIncluding": "4.2.7"
}
],
"operator": "OR"
}
]
}
]