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CVE-2009-5079

Date: June 30, 2011

The (1) gendef.sh, (2) doc/fixinfo.sh, and (3) contrib/gdiffmk/tests/runtests.in scripts in GNU troff (aka groff) 1.21 and earlier allow local users to overwrite arbitrary files via a symlink attack on a gro#####.tmp or /tmp/##### temporary file.

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2009-5079
http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/groff/groff-1.20.1-owl-tmp.diff
http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/groff/groff-1.20.1-owl-tmp.diff.diff?r1=1.1%3Br2=1.2%3Bf=h
http://www.mandriva.com/security/advisories?name=MDVSA-2013:085
http://openwall.com/lists/oss-security/2009/08/14/4
http://www.mandriva.com/security/advisories?name=MDVSA-2013:086
http://openwall.com/lists/oss-security/2009/08/14/5
https://www.mend.io/vulnerability-database/CVE-2009-5079

Severity Score

Weakness Type (CWE)

Improper Link Resolution Before File Access ('Link Following')

CWE-59

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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