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CVE-2015-7758

Date: January 8, 2016

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.

Language: C

Severity Score

Related Resources (11)

http://lists.opensuse.org/opensuse-updates/2015-12/msg00117.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178642.html
https://security-tracker.debian.org/tracker/CVE-2015-7758
http://lists.opensuse.org/opensuse-updates/2016-02/msg00150.html
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=756432
http://www.openwall.com/lists/oss-security/2015/10/08/5
http://www.openwall.com/lists/oss-security/2015/10/08/4
https://nvd.nist.gov/vuln/detail/CVE-2015-7758
http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178582.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-7758
https://www.mend.io/vulnerability-database/CVE-2015-7758

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): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

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

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