CVE-2009-5080 - Improper Link Resolution Before File Access ('Link Following')

Severity

32%

Complexity

34%

Confidentiality

81%

The (1) contrib/eqn2graph/eqn2graph.sh, (2) contrib/grap2graph/grap2graph.sh, and (3) contrib/pic2graph/pic2graph.sh scripts in GNU troff (aka groff) 1.21 and earlier do not properly handle certain failed attempts to create temporary directories, which might allow local users to overwrite arbitrary files via a symlink attack on a file in a temporary directory, a different vulnerability than CVE-2004-1296.

The (1) contrib/eqn2graph/eqn2graph.sh, (2) contrib/grap2graph/grap2graph.sh, and (3) contrib/pic2graph/pic2graph.sh scripts in GNU troff (aka groff) 1.21 and earlier do not properly handle certain failed attempts to create temporary directories, which might allow local users to overwrite arbitrary files via a symlink attack on a file in a temporary directory, a different vulnerability than CVE-2004-1296.

CVSS 2.0 Base Score 3.3. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:N/I:P/A:P).

Overview

First reported 13 years ago

2011-06-30 15:55:00

Last updated 11 years ago

2013-12-13 04:34:00

Affected Software

GNU Groff 1.10

1.10

GNU Groff 1.11

1.11

GNU Groff 1.11a

1.11a

GNU Groff 1.14

1.14

GNU Groff 1.15

1.15

GNU Groff 1.16

1.16

GNU Groff 1.16.1

1.16.1

GNU Groff 1.18.1

1.18.1

GNU Groff 1.19

1.19

GNU Groff

References

http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/groff/groff-1.20.1-owl-tmp.diff

Patch

http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/groff/groff-1.20.1-owl-tmp.diff.diff?r1=1.1;r2=1.2;f=h

Patch

[oss-security] 20090814 Re: CVE id request: groff (pdfroff)

Patch

[oss-security] 20090814 Re: CVE id request: groff (pdfroff)

Patch

MDVSA-2013:085

MDVSA-2013:086

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