CVE-2014-8140: Buffer Overflow
First published: Tue Dec 16 2014(Updated: )
Heap-based buffer overflow in the test_compr_eb function in Info-ZIP UnZip 6.0 and earlier allows remote attackers to execute arbitrary code via a crafted zip file in the -t command argument to the unzip command.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Unzip Project Unzip | <=6.0 | |
| Redhat Enterprise Linux Desktop | =6.0 | |
| Redhat Enterprise Linux Desktop | =7.0 | |
| Redhat Enterprise Linux Server | =6.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Server Aus | =6.6 | |
| Redhat Enterprise Linux Server Aus | =7.3 | |
| Redhat Enterprise Linux Server Aus | =7.4 | |
| Redhat Enterprise Linux Server Aus | =7.6 | |
| Redhat Enterprise Linux Server Aus | =7.7 | |
| Redhat Enterprise Linux Server Eus | =6.6 | |
| Redhat Enterprise Linux Server Eus | =7.1 | |
| Redhat Enterprise Linux Server Eus | =7.2 | |
| Redhat Enterprise Linux Server Eus | =7.3 | |
| Redhat Enterprise Linux Server Eus | =7.4 | |
| Redhat Enterprise Linux Server Eus | =7.5 | |
| Redhat Enterprise Linux Server Eus | =7.6 | |
| Redhat Enterprise Linux Server Eus | =7.7 | |
| Redhat Enterprise Linux Server Tus | =6.6 | |
| Redhat Enterprise Linux Server Tus | =7.3 | |
| Redhat Enterprise Linux Server Tus | =7.6 | |
| Redhat Enterprise Linux Server Tus | =7.7 | |
| Redhat Enterprise Linux Workstation | =6.0 | |
| Redhat Enterprise Linux Workstation | =7.0 |
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Reference Links
- http://antinode.info/ftp/info-zip/unzip60/extract.c
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=969621&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=969621&action=edit
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1174851#c0
- http://www.ocert.org/advisories/ocert-2014-011.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1174851#c2
- https://access.redhat.com/security/cve/CVE-2014-9636
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1184985
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1191118
- https://access.redhat.com/support/policy/updates/errata/
- https://rhn.redhat.com/errata/RHSA-2015-0700.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1174851
- http://www.securitytracker.com/id/1031433
- https://access.redhat.com/errata/RHSA-2015:0700
Frequently Asked Questions
What is CVE-2014-8140?
CVE-2014-8140 is a heap-based buffer overflow vulnerability in Info-ZIP UnZip 6.0 and earlier.
What is the severity of CVE-2014-8140?
The severity of CVE-2014-8140 is high with a CVSS score of 7.8.
How does CVE-2014-8140 allow attackers to execute arbitrary code?
CVE-2014-8140 allows remote attackers to execute arbitrary code by exploiting the buffer overflow through a crafted zip file in the -t command argument to the unzip command.
Which versions of UnZip are affected by CVE-2014-8140?
UnZip 6.0 and earlier versions are affected by CVE-2014-8140.
Where can I find more information about CVE-2014-8140?
You can find more information about CVE-2014-8140 in the following references: [ocert.org](http://www.ocert.org/advisories/ocert-2014-011.html), [securitytracker.com](http://www.securitytracker.com/id/1031433), [access.redhat.com](https://access.redhat.com/errata/RHSA-2015:0700).
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