CVE-2006-4842: Input Validation
First published: Thu Oct 12 2006(Updated: )
The Netscape Portable Runtime (NSPR) API 4.6.1 and 4.6.2, as used in Sun Solaris 10, trusts user-specified environment variables for specifying log files even when running from setuid programs, which allows local users to create or overwrite arbitrary files.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apache Portable Runtime | =4.6.2 | |
| Apache Portable Runtime | =4.6.1 | |
| Oracle Solaris SPARC | =10.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=418
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-102658-1
- http://www.securityfocus.com/bid/20471
- http://securitytracker.com/id?1017050
- http://secunia.com/advisories/22348
- http://www.vupen.com/english/advisories/2006/4016
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29489
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1819
- https://www.exploit-db.com/exploits/45433/
- http://www.securityfocus.com/archive/1/448691/100/0/threaded
Frequently Asked Questions
What is the severity of CVE-2006-4842?
CVE-2006-4842 has a medium severity rating, allowing local users to potentially overwrite files due to improper handling of environment variables.
How do I fix CVE-2006-4842?
To fix CVE-2006-4842, avoid trusting user-specified environment variables for log file locations, especially in setuid programs.
Which software versions are affected by CVE-2006-4842?
CVE-2006-4842 affects Netscape Portable Runtime API versions 4.6.1 and 4.6.2, as well as Oracle Solaris 10.
Who can exploit CVE-2006-4842?
CVE-2006-4842 can be exploited by local users who have access to setuid programs.
What kind of vulnerabilities does CVE-2006-4842 represent?
CVE-2006-4842 represents a local file overwrite vulnerability due to improper validation of user-specified environment variables.
- agent/references
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/weakness
- agent/severity
- agent/author
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-historical
- vendor/netscape
- product/portable runtime api
- canonical/netscape portable runtime api
- vendor/sun
- product/solaris
- canonical/sun solaris
- agent/software-canonical-lookup-request
- collector/nvd-index
- canonical/apache portable runtime
- version/apache portable runtime/4.6.2
- version/apache portable runtime/4.6.1
- canonical/oracle solaris sparc
- version/oracle solaris sparc/10.0