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cveRedhatCVE-2009-5023
HistoryJun 10, 2014 - 2:55 p.m.

CVE-2009-5023

2014-06-1014:55:08
CWE-59
redhat
web.nvd.nist.gov
30
fail2ban
cve-2009-5023
symlink attack
nvd

CVSS2

4.7

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

AI Score

6.3

Confidence

Low

EPSS

0

Percentile

5.1%

The (1) dshield.conf, (2) mail-buffered.conf, (3) mynetwatchman.conf, and (4) mynetwatchman.conf actions in action.d/ in Fail2ban before 0.8.5 allows local users to write to arbitrary files via a symlink attack on temporary files with predictable names, as demonstrated by /tmp/fail2ban-mail.txt.

Affected configurations

Nvd
Node
fail2banfail2banRange0.8.4
OR
fail2banfail2banMatch0.1.0
OR
fail2banfail2banMatch0.1.1
OR
fail2banfail2banMatch0.1.2
OR
fail2banfail2banMatch0.3.0
OR
fail2banfail2banMatch0.3.1
OR
fail2banfail2banMatch0.4.0
OR
fail2banfail2banMatch0.4.1
OR
fail2banfail2banMatch0.5.0
OR
fail2banfail2banMatch0.5.1
OR
fail2banfail2banMatch0.5.2
OR
fail2banfail2banMatch0.5.3
OR
fail2banfail2banMatch0.5.4
OR
fail2banfail2banMatch0.5.5
OR
fail2banfail2banMatch0.6.0
OR
fail2banfail2banMatch0.6.1
OR
fail2banfail2banMatch0.7.0
OR
fail2banfail2banMatch0.7.1
OR
fail2banfail2banMatch0.7.2
OR
fail2banfail2banMatch0.7.3
OR
fail2banfail2banMatch0.7.4
OR
fail2banfail2banMatch0.7.5
OR
fail2banfail2banMatch0.7.6
OR
fail2banfail2banMatch0.7.7
OR
fail2banfail2banMatch0.7.8
OR
fail2banfail2banMatch0.7.9
OR
fail2banfail2banMatch0.8.0
OR
fail2banfail2banMatch0.8.1
OR
fail2banfail2banMatch0.8.2
OR
fail2banfail2banMatch0.8.3
VendorProductVersionCPE
fail2banfail2ban*cpe:2.3:a:fail2ban:fail2ban:*:*:*:*:*:*:*:*
fail2banfail2ban0.1.0cpe:2.3:a:fail2ban:fail2ban:0.1.0:*:*:*:*:*:*:*
fail2banfail2ban0.1.1cpe:2.3:a:fail2ban:fail2ban:0.1.1:*:*:*:*:*:*:*
fail2banfail2ban0.1.2cpe:2.3:a:fail2ban:fail2ban:0.1.2:*:*:*:*:*:*:*
fail2banfail2ban0.3.0cpe:2.3:a:fail2ban:fail2ban:0.3.0:*:*:*:*:*:*:*
fail2banfail2ban0.3.1cpe:2.3:a:fail2ban:fail2ban:0.3.1:*:*:*:*:*:*:*
fail2banfail2ban0.4.0cpe:2.3:a:fail2ban:fail2ban:0.4.0:*:*:*:*:*:*:*
fail2banfail2ban0.4.1cpe:2.3:a:fail2ban:fail2ban:0.4.1:*:*:*:*:*:*:*
fail2banfail2ban0.5.0cpe:2.3:a:fail2ban:fail2ban:0.5.0:*:*:*:*:*:*:*
fail2banfail2ban0.5.1cpe:2.3:a:fail2ban:fail2ban:0.5.1:*:*:*:*:*:*:*
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CVSS2

4.7

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

AI Score

6.3

Confidence

Low

EPSS

0

Percentile

5.1%