Vulnerability in Linux Kernel
CVE-2010-2071
The btrfs_xattr_set_acl function in fs/btrfs/acl.c in btrfs in the Linux kernel 2.6.34 and earlier does not check file ownership before setting an ACL, which allows local users to bypass file permissions by setting arbitrary ACLs, as demonstrated using setfacl.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.6 (Medium). Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (38.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- git.kernel.org/
- lkml.org/lkml/2010/5/17/544 (mailing-list, Exploit, Patch, Third Party Advisory)
- www.openwall.com/lists/oss-security/2010/06/14/2 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2010/06/11/3 (mailing-list, Mailing List, Third Party Advisory)