The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC.
References
Configurations
History
21 Nov 2024, 02:26
Type | Values Removed | Values Added |
---|---|---|
References | () http://bugs.ntp.org/show_bug.cgi?id=2779 - | |
References | () http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html - | |
References | () http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155863.html - | |
References | () http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155864.html - | |
References | () http://lists.opensuse.org/opensuse-updates/2015-04/msg00052.html - | |
References | () http://marc.info/?l=bugtraq&m=143213867103400&w=2 - | |
References | () http://rhn.redhat.com/errata/RHSA-2015-1459.html - | |
References | () http://support.apple.com/kb/HT204942 - | |
References | () http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities - Vendor Advisory | |
References | () http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-ntpd - | |
References | () http://tools.cisco.com/security/center/viewAlert.x?alertId=38276 - | |
References | () http://www.debian.org/security/2015/dsa-3223 - | |
References | () http://www.kb.cert.org/vuls/id/374268 - Third Party Advisory, US Government Resource | |
References | () http://www.mandriva.com/security/advisories?name=MDVSA-2015:202 - | |
References | () http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html - | |
References | () http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html - | |
References | () http://www.securityfocus.com/bid/73951 - | |
References | () http://www.securitytracker.com/id/1032032 - | |
References | () http://www.ubuntu.com/usn/USN-2567-1 - | |
References | () https://kc.mcafee.com/corporate/index?page=content&id=SB10114 - | |
References | () https://security.gentoo.org/glsa/201509-01 - |
Information
Published : 2015-04-08 10:59
Updated : 2024-11-21 02:26
NVD link : CVE-2015-1798
Mitre link : CVE-2015-1798
CVE.ORG link : CVE-2015-1798
JSON object : View
Products Affected
ntp
- ntp
CWE
CWE-17
DEPRECATED: Code