Vulnerability Description
cron/entry.c in vixie cron before 9cc8ab1, as used in OpenBSD 7.4 and 7.5, allows a heap-based buffer underflow and memory corruption. NOTE: this issue was introduced during a May 2023 refactoring.
CVSS Score
7.3
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Related Weaknesses (CWE)
References
- https://github.com/vixie/cron/commit/9cc8ab1087bb9ab861dd5595c41200683c9f6712
- https://www.supernetworks.org/CVE-2024-43688/openbsd-cron-heap-underflow.txt
- https://www.supernetworks.org/advisories/CVE-2024-43688-openbsd-cron-heap-underf
FAQ
What is CVE-2024-43688?
CVE-2024-43688 is a vulnerability with a CVSS score of 7.3 (HIGH). cron/entry.c in vixie cron before 9cc8ab1, as used in OpenBSD 7.4 and 7.5, allows a heap-based buffer underflow and memory corruption. NOTE: this issue was introduced during a May 2023 refactoring.
How severe is CVE-2024-43688?
CVE-2024-43688 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-43688?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.