CVE-2012-3417
4.0 · MEDIUMThe good_client function in rquotad (rquota_svc.c) in Linux DiskQuota (aka quota) before 3.17 invokes the hosts_ctl function the first time without a host name, which might allow remote attackers t…
Overview
CVE-2012-3417 is a medium-severity vulnerability affecting jan_kara linux_diskquota. It was published on August 13, 2012 and has a CVSS 2.0 base score of 4.0 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
The good_client function in rquotad (rquota_svc.c) in Linux DiskQuota (aka quota) before 3.17 invokes the hosts_ctl function the first time without a host name, which might allow remote attackers to bypass TCP Wrappers rules in hosts.deny.
Remediation
Check the references section for vendor advisories and patches from jan_kara. Update linux_diskquota to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| jan_kara | linux_diskquota | 0 | Affected |
References
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Frequently asked questions
What is CVE-2012-3417?
CVE-2012-3417 is a medium-severity vulnerability affecting jan_kara linux_diskquota. It was published on August 13, 2012 and has a CVSS 2.0 base score of 4.0 (MEDIUM).
How severe is CVE-2012-3417?
This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2012-3417?
Check the references section for vendor advisories and patches from jan_kara. Update linux_diskquota to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2012-3417?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-3417 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
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