CVE-2014-9293

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-12-20 · updated 2026-06-17

Description

The config_auth function in ntpd in NTP before 4.2.7p11, when an auth key is not configured, improperly generates a key, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via a brute-force attack.

Affected products

NTP: through 4.2.7

References

http://advisories.mageia.org/MGASA-2014-0541.html
http://bk1.ntp.org/ntp-dev/ntpd/ntp_config.c?PAGE=diffs&REV=4b6089c5KXhXqZqocF0DMXnQQsjOuw
http://bugs.ntp.org/show_bug.cgi?id=2665
http://marc.info/?l=bugtraq&m=142469153211996&w=2
http://marc.info/?l=bugtraq&m=142590659431171&w=2
http://marc.info/?l=bugtraq&m=142853370924302&w=2
http://marc.info/?l=bugtraq&m=144182594518755&w=2
http://rhn.redhat.com/errata/RHSA-2014-2025.html
http://rhn.redhat.com/errata/RHSA-2015-0104.html
http://secunia.com/advisories/62209
http://support.ntp.org/bin/view/Main/SecurityNotice
http://www.kb.cert.org/vuls/id/852879

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