Vulnerability CVE-2015-7758
Published: 2016-01-08

Description:
Gummi 0.6.5 allows local users to write to arbitrary files via a symlink attack on a temporary dot file that uses the name of an existing file and a (1) .aux, (2) .log, (3) .out, (4) .pdf, or (5) .toc extension for the file name, as demonstrated by .thesis.tex.aux.

Type:

CWE-59

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

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Opensuse -> LEAP 
Opensuse -> Opensuse 
Novell -> LEAP 
Novell -> Opensuse 
Gummi project -> Gummi 

 References:
http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178582.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178642.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00117.html
http://lists.opensuse.org/opensuse-updates/2016-02/msg00150.html
http://www.openwall.com/lists/oss-security/2015/10/08/4
http://www.openwall.com/lists/oss-security/2015/10/08/5
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=756432
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