CVE-2011-1073 - Improper Link Resolution Before File Access ('Link Following')

Severity

19%

Complexity

34%

Confidentiality

48%

crontab.c in crontab in FreeBSD and Apple Mac OS X allows local users to (1) determine the existence of arbitrary files via a symlink attack on a /tmp/crontab.XXXXXXXXXX temporary file and (2) perform MD5 checksum comparisons on arbitrary pairs of files via two symlink attacks on /tmp/crontab.XXXXXXXXXX temporary files.

crontab.c in crontab in FreeBSD and Apple Mac OS X allows local users to (1) determine the existence of arbitrary files via a symlink attack on a /tmp/crontab.XXXXXXXXXX temporary file and (2) perform MD5 checksum comparisons on arbitrary pairs of files via two symlink attacks on /tmp/crontab.XXXXXXXXXX temporary files.

CVSS 2.0 Base Score 1.9. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:P/I:N/A:N).

Overview

First reported 13 years ago

2011-03-04 23:00:00

Last updated 6 years ago

2018-10-09 19:30:00

Affected Software

Apple Mac OS X

FreeBSD

References

20110228 FreeBSD crontab information leakage

Exploit

[oss-security] 20110228 Re: CVE request: FreeBSD/OS X crontab information leakage

Exploit

[oss-security] 20110228 CVE request: FreeBSD/OS X crontab information leakage

Exploit

8117

20110228 FreeBSD crontab information leakage

46604

freebsd-realpath-info-disc(65899)

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