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CVE-2024-46544

20
FAUCET Score

CVE-2024-46544 is an Incorrect Default Permissions vulnerability in Apache Tomcat Connectors (mod_jk on Unix-like systems, versions 1.2.9-beta through 1.2.49). This allows local users to view and modify shared memory containing mod_jk configuration, potentially leading to information disclosure and denial of service. The vulnerability has a CVSS score of 5.9 (Medium), indicating low attack complexity and potential for partial impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.2.9, < 1.2.50CPE matchmatch criteria
cpe:2.3:a:apache:tomcat_connectors:*:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.9MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.5
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.33%
Probability of exploitation in next 30 days
EPSS Percentile
25.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0033 is in the 35th percentile among its peer group of 3,052 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

redhatpatch availablevia redhat_api
Product: JBoss Core Services for RHEL 8Fixed in: jbcs-httpd24-mod_jk-0:1.2.50-3.redhat_1.el8jbcs
View patch
redhatpatch availablevia redhat_api
Product: JBoss Core Services on RHEL 7Fixed in: jbcs-httpd24-mod_jk-0:1.2.50-3.redhat_1.el7jbcs
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: mod_jk-0:1.2.50-1.el9_4.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsFixed in: mod_jk-0:1.2.50-1.el9_0.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9.2 Extended Update SupportFixed in: mod_jk-0:1.2.50-1.el9_2.1
View patch
redhatpatch availablevia redhat_api
Product: Text-Only JBCS
View patch
ubuntupatch availablevia ubuntu_usn
Product: libapache-mod-jk (bionic)Fixed in: 1:1.2.43-1ubuntu0.1~esm2
ubuntupatch availablevia ubuntu_usn
Product: libapache-mod-jk (focal)Fixed in: 1:1.2.46-1ubuntu0.1+esm1
ubuntupatch availablevia ubuntu_usn
Product: libapache-mod-jk (jammy)Fixed in: 1:1.2.48-1ubuntu0.1+esm1
ubuntupatch availablevia ubuntu_usn
Product: libapache-mod-jk (noble)Fixed in: 1:1.2.49-1ubuntu0.1~esm1
ubuntupatch availablevia ubuntu_usn
Product: libapache-mod-jk (xenial)Fixed in: 1:1.2.41-1ubuntu0.1~esm1

Vendor Advisories (2)

ubuntuUSN-8369-1

Apache Tomcat Connectors vulnerability

Jun 2, 2026
redhatCVE-2024-46544Moderate

mod_jk: information Disclosure / DoS

Sep 23, 2024

References

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