CVE-2023-49582 - CVE House
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Status published Unknown CVE-2023-49582

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

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Thomas Stangner

References

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Affected Vendor

Apache Software Foundation

View all reports →

Affected Software

Apache Portable Runtime (APR)
Vulnerable Versions:
0.9.0

Timeline

Official Publish: August 26th, 2024
Last Modified: March 13th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

CWE-732

MITRE ATT&CK TTPs

T1222 File and Directory Permissions Modification
Defense Evasion
T1574 Hijack Execution Flow
Privilege Escalation
T1005 Data from Local System
Collection
T1078 Valid Accounts
Persistence
T1562 Impair Defenses
Defense Evasion