CVE-2022-25147 - CVE House

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Status published Medium CVE-2022-25147

Apache Portable Runtime Utility (APR-util): out-of-bounds writes in the apr_base64 family of functions

6.5 CVSS

Vulnerability Description

Integer Overflow or Wraparound vulnerability in apr_base64 functions of Apache Portable Runtime Utility (APR-util) allows an attacker to write beyond bounds of a buffer. This issue affects Apache Portable Runtime Utility (APR-util) 1.6.1 and prior versions.

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:

Ronald Crane (Zippenhop LLC)

References

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Affected Vendor

Apache Software Foundation

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Affected Software

Apache Portable Runtime Utility (APR-util)

Vulnerable Versions:

0

Timeline

Official Publish: January 31st, 2023

Last Modified: February 13th, 2025

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1499 Endpoint Denial of Service