Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Unknown
Privileges Required
Unknown
Attack Vector
Unknown
0

CVE-2009-1630

Disclosure Date: May 14, 2009
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

The nfs_permission function in fs/nfs/dir.c in the NFS client implementation in the Linux kernel 2.6.29.3 and earlier, when atomic_open is available, does not check execute (aka EXEC or MAY_EXEC) permission bits, which allows local users to bypass permissions and execute files, as demonstrated by files on an NFSv4 fileserver.

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CVSS V3 Severity and Metrics
Base Score:
None
Impact Score:
Unknown
Exploitability Score:
Unknown
Vector:
Unknown
Attack Vector (AV):
Unknown
Attack Complexity (AC):
Unknown
Privileges Required (PR):
Unknown
User Interaction (UI):
Unknown
Scope (S):
Unknown
Confidentiality (C):
Unknown
Integrity (I):
Unknown
Availability (A):
Unknown

General Information

Vendors

  • canonical,
  • debian,
  • linux,
  • opensuse,
  • vmware

Products

  • debian linux 4.0,
  • debian linux 5.0,
  • esx 2.5.5,
  • esx 3.0.3,
  • esx 3.5,
  • esx 4.0,
  • linux kernel,
  • opensuse 11.0,
  • opensuse 11.1,
  • ubuntu linux 6.06,
  • ubuntu linux 8.04,
  • ubuntu linux 8.10,
  • ubuntu linux 9.04

References

Advisory

Additional Info

Technical Analysis