Vulnerability in Freebsd
CVE-2013-4851
The vfs_hang_addrlist function in sys/kern/vfs_export.c in the NFS server implementation in the kernel in FreeBSD 8.3 and 9.x through 9.1-RELEASE-p5 controls authorization for host/subnet export entries on the basis of group information sent by the client, which allows remote attackers to bypass file permissions on NFS filesystems via crafted requests.
EPSS: 0.021 (80.1th percentile) — read the EPSS interpretation.
Affected products
- Freebsd — versions 8.3, 9.0, 9.1
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_FREEBSD, vendor-advisory)
- cve@mitre.org (vdb-entry, x_refsource_BID)