Vulnerability Details : CVE-2023-26551
mstolfp in libntp/mstolfp.c in NTP 4.2.8p15 has an out-of-bounds write in the cp<cpdec while loop. An adversary may be able to attack a client ntpq process, but cannot attack ntpd.
Products affected by CVE-2023-26551
- cpe:2.3:a:ntp:ntp:4.2.8:p15:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-26551
0.30%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-26551
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.6
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
2.2
|
3.4
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-02-11 |
|
5.6
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
2.2
|
3.4
|
NIST |
CWE ids for CVE-2023-26551
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-26551
-
https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321
ntpd is not vulnerable · Issue #1 · spwpun/ntp-4.2.8p15-cves · GitHubThird Party Advisory
-
https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26551
ntp-4.2.8p15-cves/CVE-2023-26551 at main · spwpun/ntp-4.2.8p15-cves · GitHubThird Party Advisory
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