ASA-201712-3 log generated external raw
[ASA-201712-3] libofx: arbitrary code execution |
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Arch Linux Security Advisory ASA-201712-3
=========================================
Severity: Medium
Date : 2017-12-02
CVE-ID : CVE-2017-2816
Package : libofx
Type : arbitrary code execution
Remote : Yes
Link : https://security.archlinux.org/AVG-534
Summary
=======
The package libofx before version 0.9.12-1 is vulnerable to arbitrary
code execution.
Resolution
==========
Upgrade to 0.9.12-1.
# pacman -Syu "libofx>=0.9.12-1"
The problem has been fixed upstream in version 0.9.12.
Workaround
==========
None.
Description
===========
An exploitable buffer overflow vulnerability exists in the tag parsing
functionality of LibOFX 0.9.11. A specially crafted OFX file can cause
a write out of bounds resulting in a buffer overflow on the stack. An
attacker can construct a malicious OFX file to trigger this
vulnerability.
Impact
======
A remote attacker is able to crash the application, or possibly execute
arbitrary code by providing a crafted file.
References
==========
https://bugs.archlinux.org/task/56539
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0317
https://github.com/libofx/libofx/commit/a70934eea95c76a7737b83773bffe8738935082d
https://security.archlinux.org/CVE-2017-2816
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