CVE-2010-4170
First published: Tue Dec 07 2010(Updated: )
The staprun runtime tool in SystemTap 1.3 does not properly clear the environment before executing modprobe, which allows local users to gain privileges by setting the MODPROBE_OPTIONS environment variable to specify a malicious configuration file.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Red Hat Systemtap-sdt-devel | =1.3 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051115.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051122.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051127.html
- http://packetstormsecurity.com/files/152569/SystemTap-1.3-MODPROBE_OPTIONS-Privilege-Escalation.html
- http://secunia.com/advisories/42256
- http://secunia.com/advisories/42263
- http://secunia.com/advisories/42306
- http://secunia.com/advisories/42318
- http://secunia.com/advisories/46920
- http://sources.redhat.com/git/gitweb.cgi?p=systemtap.git%3Ba=commit%3Bh=b7565b41228bea196cefa3a7d43ab67f8f9152e2
- http://sources.redhat.com/ml/systemtap/2010-q4/msg00230.html
- http://www.debian.org/security/2011/dsa-2348
- http://www.exploit-db.com/exploits/15620
- http://www.redhat.com/support/errata/RHSA-2010-0894.html
- http://www.redhat.com/support/errata/RHSA-2010-0895.html
- http://www.securityfocus.com/bid/44914
- http://www.securitytracker.com/id?1024754
- https://exchange.xforce.ibmcloud.com/vulnerabilities/63344
- https://www.exploit-db.com/exploits/46730/
Frequently Asked Questions
What is the severity of CVE-2010-4170?
CVE-2010-4170 is classified with medium severity due to potential local privilege escalation.
How do I fix CVE-2010-4170?
To fix CVE-2010-4170, upgrade SystemTap to a version newer than 1.3 that addresses this vulnerability.
Who is affected by CVE-2010-4170?
Local users running SystemTap version 1.3 are affected by CVE-2010-4170.
What type of vulnerability is CVE-2010-4170?
CVE-2010-4170 is a local privilege escalation vulnerability.
What can an attacker do with CVE-2010-4170?
An attacker can gain elevated privileges by manipulating the MODPROBE_OPTIONS environment variable.
- agent/last-modified-date
- agent/first-publish-date
- agent/type
- agent/references
- agent/severity
- agent/weakness
- agent/author
- agent/description
- agent/event
- agent/tags
- agent/softwarecombine
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/systemtap
- canonical/red hat systemtap-sdt-devel
- version/red hat systemtap-sdt-devel/1.3