Critical severity9.8NVD Advisory· Published Dec 4, 2018· Updated Jun 17, 2026

CVE-2018-17157

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

FreeBSD/FreeBSD4 versions
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*range: <11.2
- cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:*
- (no CPE)range: <11.2-STABLE(r340854) and <11.2-RELEASE-p5
- (no CPE)range: FreeBSD 11.2 before 11.2-RELEASE-p5

Patches

Vulnerability mechanics

References

www.securitytracker.com/id/1042164nvdPatchThird Party AdvisoryVDB Entry
security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.ascnvdPatchVendor Advisory
www.securityfocus.com/bid/106192nvdThird Party AdvisoryVDB Entry
secuniaresearch.flexerasoftware.com/secunia_research/2018-25/nvdThird Party Advisory

News mentions

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cvss	0.637
epss	0.019
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000