CVE-2012-3417

Linux Diskquota vulnerability

CVSS

4.0

EPSS

3.1%

EPSS pct

87th

Exploited

No known

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.

Affected vendor

Jan Kara

Affected product

Linux Diskquota

CVSS vector

AV:N/AC:H/Au:N/C:P/I:P/A:N

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2012-08-13

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity.

Its EPSS score of 3.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2012-3417

Confirm whether Jan Kara Linux Diskquota is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2012-3417.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2012-3417

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