CVE-2023-49582

Apache Portable Runtime (APR): Unexpected lax shared memory permissions

Published Aug 26, 2024 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
Lax permissions set by the Apache Portable Runtime library on Unix platforms would allow local users read access to named shared memory segments, potentially revealing sensitive application data.

This issue does not affect non-Unix platforms, or builds with APR_USE_SHMEM_SHMGET=1 (apr.h)

Users are recommended to upgrade to APR version 1.7.5, which fixes this issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-53535 Lax permissions set by the Apache Portable Runtime library on Unix platforms would allow local users read access to named shared memory segments, potentially revealing sensitive application data. This issue does not affect non-Unix platforms, or builds with APR_USE_SHMEM_SHMGET=1 (apr.h) Users are recommended to upgrade to APR version 1.7.5, which fixes this issue.
Ubuntu USN Ubuntu USN USN-7038-1 APR vulnerability
Ubuntu USN Ubuntu USN USN-7038-2 APR vulnerability
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00038}

epss

{'score': 0.00031}

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apache
Apache portable Runtime
CPEs cpe:2.3:a:apache:portable_runtime:*:*:*:*:*:*:*:*
Vendors & Products Apache
Apache portable Runtime
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
Description Lax permissions set by the Apache Portable Runtime library on Unix platforms would allow local users read access to named shared memory segments, potentially revealing sensitive application data. This issue does not affect non-Unix platforms, or builds with APR_USE_SHMEM_SHMGET=1 (apr.h) Users are recommended to upgrade to APR version 1.7.5, which fixes this issue.
Title Apache Portable Runtime (APR): Unexpected lax shared memory permissions
Weaknesses CWE-732
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Mar 13, 2025, 2:25 PM
Reserved
Nov 27, 2023, 6:07 PM
Status
Modified
Published
Aug 26, 2024, 2:15 PM
Modified
Jun 17, 2026, 6:36 AM
Severity
Moderate
Public date
Aug 26, 2024, 2:15 PM