CVE-2009-4489: Input Validation
First published: Wed Jan 13 2010(Updated: )
header.c in Cherokee before 0.99.32 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| cherokee-project Cherokee | <=0.99.31 |
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Reference Links
- http://svn.cherokee-project.com/changeset/3944
- http://www.ush.it/team/ush/hack_httpd_escape/adv.txt
- http://secunia.com/advisories/37933
- http://svn.cherokee-project.com/changeset/3977
- http://www.securityfocus.com/bid/37715
- http://www.vupen.com/english/advisories/2010/0090
- http://www.securityfocus.com/archive/1/508830/100/0/threaded
Frequently Asked Questions
What is the severity of CVE-2009-4489?
CVE-2009-4489 is classified as a medium severity vulnerability.
How do I fix CVE-2009-4489?
To fix CVE-2009-4489, you should upgrade Cherokee to version 0.99.32 or later.
Who is affected by CVE-2009-4489?
CVE-2009-4489 affects all versions of Cherokee up to and including 0.99.31.
What kind of attack can happen due to CVE-2009-4489?
CVE-2009-4489 can allow remote attackers to execute arbitrary commands or modify window titles through untrusted log data.
What is the nature of the vulnerability in CVE-2009-4489?
CVE-2009-4489 involves improper handling of non-printable characters in HTTP requests, leading to potential log file manipulation.
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