Red Hat Security AdvisoryRHSA-2014:2024
ntp security update
Released 2014-12-20 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux Client (v. 7) ntp-4.2.6p5-19.el7_0, ntpdate-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux Client Optional (v. 7) ntp-doc-4.2.6p5-19.el7_0, ntp-perl-4.2.6p5-19.el7_0, sntp-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux ComputeNode (v. 7) ntp-4.2.6p5-19.el7_0, ntpdate-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) ntp-doc-4.2.6p5-19.el7_0, ntp-perl-4.2.6p5-19.el7_0, sntp-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux Desktop (v. 6) ntp-4.2.6p5-2.el6_6, ntpdate-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux Desktop Optional (v. 6) ntp-doc-4.2.6p5-2.el6_6, ntp-perl-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux HPC Node (v. 6) ntp-4.2.6p5-2.el6_6, ntpdate-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux HPC Node Optional (v. 6) ntp-doc-4.2.6p5-2.el6_6, ntp-perl-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux Server (v. 6) ntp-4.2.6p5-2.el6_6, ntpdate-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux Server (v. 7) ntp-4.2.6p5-19.el7_0, ntpdate-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux Server Optional (v. 6) ntp-doc-4.2.6p5-2.el6_6, ntp-perl-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux Server Optional (v. 7) ntp-doc-4.2.6p5-19.el7_0, ntp-perl-4.2.6p5-19.el7_0, sntp-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux Workstation (v. 6) ntp-4.2.6p5-2.el6_6, ntpdate-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux Workstation (v. 7) ntp-4.2.6p5-19.el7_0, ntpdate-4.2.6p5-19.el7_0
- Red Hat Enterprise Linux Workstation Optional (v. 6) ntp-doc-4.2.6p5-2.el6_6, ntp-perl-4.2.6p5-2.el6_6
- Red Hat Enterprise Linux Workstation Optional (v. 7) ntp-doc-4.2.6p5-19.el7_0, ntp-perl-4.2.6p5-19.el7_0, sntp-4.2.6p5-19.el7_0
Fixes 4 records
Priority HIGH 73
Multiple stack-based buffer overflows in ntpd in NTP before 4.2.8 allow remote attackers to execute arbitrary code via a crafted packet, related to (1) the crypto_recv function when the Autokey Authentication feature is…
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.79069 · Published 2014-12-20 · Partial fix CWE-119
Priority MEDIUM 47
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.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.12978 · Published 2014-12-20 · Partial fix
Priority MEDIUM 47
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 brut…
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.12978 · Published 2014-12-20 · Fixed
Priority LOW 39
The receive function in ntp_proto.c in ntpd in NTP before 4.2.8 continues to execute after detecting a certain authentication error, which might allow remote attackers to trigger an unintended association change via craf…
CVSS 2.0MEDIUM 5.0· Network · No auth · Interaction — · EPSS 0.16161 · Published 2014-12-20 · Fixed CWE-17
THREATIST.IORead the docs