CVE-2007-4849 Detail
Description
JFFS2, as used on One Laptop Per Child (OLPC) build 542 and possibly other Linux systems, when POSIX ACL support is enabled, does not properly store permissions during (1) inode creation or (2) ACL setting, which might allow local users to access restricted files or directories after a remount of a filesystem, related to "legacy modes" and an inconsistency between dentry permissions and inode permissions.
Source:
MITRE
Description Last Modified:
09/12/2007
Impact
CVSS v2.0 Severity and Metrics:
Base Score:
4.4 MEDIUM
Vector:
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
(V2 legend)
Impact Subscore:
6.4
Exploitability Subscore:
3.4
Access Vector (AV):
Local
Access Complexity (AC):
Medium
Authentication (AU):
None
Confidentiality (C):
Partial
Integrity (I):
Partial
Availability (A):
Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service
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Technical Details
Vulnerability Type
(View All)
- Permissions, Privileges, and Access Control (CWE-264)
Change History
1 change record found
- show changes
Initial CVE Analysis -
9/13/2007 4:40:00 PM
Quick Info
CVE Dictionary Entry:
CVE-2007-4849
NVD Published Date:
09/12/2007
NVD Last Modified:
09/05/2008
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