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Vulnerability record · CVE-2012-4198 · published 16 November 2012

CVE-2012-4198: Mozilla bugzilla information exposure vulnerability

Mozilla · Bugzilla

The User.get method in Bugzilla/WebService/User.pm in Bugzilla 3.7.x and 4.0.x before 4.0.9, 4.1.x and 4.2.x before 4.2.4, and 4.3.x and 4.4.x before 4.4rc1 has a different outcome for a groups request depending on whether a group exists, which allows remote authenticated users to discover private group names by observing whether a call throws an error.

4.0 CVSS 2.0 Medium EPSS 0.87% · top 42.5% CWE-200 · Information exposure
4.0CVSS 2.0 base score
0.87%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

The User.get method in Bugzilla/WebService/User.pm in Bugzilla 3.7.x and 4.0.x before 4.0.9, 4.1.x and 4.2.x before 4.2.4, and 4.3.x and 4.4.x before 4.4rc1 has a different outcome for a groups request depending on whether a group exists, which allows remote authenticated users to discover private group names by observing whether a call throws an error.

AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.bugzilla.org/security/3.6.11/ Vendor Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:066
https://bugzilla.mozilla.org/show_bug.cgi?id=781850
http://www.bugzilla.org/security/3.6.11/ Vendor Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:066
https://bugzilla.mozilla.org/show_bug.cgi?id=781850

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-4198), CISA KEV, FIRST EPSS (scores of 2026-10-04). This page is refreshed as NVD updates the record.