CVE-2018-17157
9.8
CRITICAL · CVSS 3.0 · EPSS 24.2% (pctl 98)
Patch early
EPSS 24.2% — above the 10% action threshold.
Description
In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error when handling opcodes can cause memory corruption by sending a specially crafted NFSv4 request. Unprivileged remote users with access to the NFS server may be able to execute arbitrary code.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 24.17% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-190 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2018-12-04 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| freebsd | freebsd |
References
- http://www.securityfocus.com/bid/106192
- http://www.securitytracker.com/id/1042164
- https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/
- https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc
- http://www.securityfocus.com/bid/106192
- http://www.securitytracker.com/id/1042164
- https://secuniaresearch.flexerasoftware.com/secunia_research/2018-25/
- https://security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.asc
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