CVE-2023-26555
MEDIUMCVSS 6.4/10EPSS 0.52%
Last modified
CVE-2023-26555 is a medium-severity vulnerability rated 6.4/10 on the CVSS scale. 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.. EPSS estimates a 0.52% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Ntp | Ntp | 4.2.8 | P15 |
References
- https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26555Third Party Advisory
- https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26555Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2023-26555?
CVE-2023-26555 has a CVSS score of 6.4/10 (MEDIUM severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.
How do I fix CVE-2023-26555?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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Are you affected by CVE-2023-26555?
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Scan your code nowSource: NVD / NIST