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Vulnerability record · CVE-2024-46544 · published 23 September 2024

CVE-2024-46544: Apache tomcat connectors incorrect default permissions vulnerability

Apache · Tomcat Connectors

Incorrect Default Permissions vulnerability in Apache Tomcat Connectors allows local users to view and modify shared memory containing mod_jk configuration which may lead to information disclosure and/or denial of service. This issue affects Apache Tomcat Connectors: from 1.2.9-beta through 1.2.49. Only mod_jk on Unix like systems is affected. Neither the ISAPI redirector nor mod_jk on Windows is affected. Users are recommended to upgrade to version 1.2.50, which fixes the issue.

5.9 CVSS 3.1 Medium EPSS 0.33% · top 76.6% CWE-276 · Incorrect default permissions
5.9CVSS 3.1 base score
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

Incorrect Default Permissions vulnerability in Apache Tomcat Connectors allows local users to view and modify shared memory containing mod_jk configuration which may lead to information disclosure and/or denial of service. This issue affects Apache Tomcat Connectors: from 1.2.9-beta through 1.2.49. Only mod_jk on Unix like systems is affected. Neither the ISAPI redirector nor mod_jk on Windows is affected. Users are recommended to upgrade to version 1.2.50, which fixes the issue.

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

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

References

LinkTags
https://lists.apache.org/thread/q1gp7cc38hs1r8gj8gfnopwznd5fpr4d Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2024/09/23/1 Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/10/msg00010.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2024-46544), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.