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cve[email protected]CVE-2011-1678
HistoryApr 10, 2011 - 2:55 a.m.

CVE-2011-1678

2011-04-1002:55:00
CWE-20
web.nvd.nist.gov
46
cve-2011-1678
samba
smbfs
local users
/etc/mtab
resource limits
corruption

5.2 Medium

AI Score

Confidence

High

3.3 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:P/A:N

0.0004 Low

EPSS

Percentile

11.9%

smbfs in Samba 3.5.8 and earlier attempts to use (1) mount.cifs to append to the /etc/mtab file and (2) umount.cifs to append to the /etc/mtab.tmp file without first checking whether resource limits would interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small RLIMIT_FSIZE value, a related issue to CVE-2011-1089.

CPENameOperatorVersion
samba:sambasambale3.5.8

References

5.2 Medium

AI Score

Confidence

High

3.3 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:P/A:N

0.0004 Low

EPSS

Percentile

11.9%