Vulnerability Details CVE-2023-26555
praecis_parse in ntpd/refclock_palisade.c in NTP 4.2.8p15 has an out-of-bounds write. Any attack method would be complex, e.g., with a manipulated GPS receiver.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 63.3%
CVSS Severity
CVSS v3 Score 6.4
References
- https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26555
- https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506546409
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IY2SVYH4MKPAXEYHCCXD3Z6VGINLSVHK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3VHEHHWCTYSB7HVJLYPVK4RPJZ5LX52/
- https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26555
- https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506546409
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IY2SVYH4MKPAXEYHCCXD3Z6VGINLSVHK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3VHEHHWCTYSB7HVJLYPVK4RPJZ5LX52/