CVE-2025-7017: CWE-125 Out-of-bounds Read in Gen Digital Avira Antivirus
Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed Windows MSI file may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before 8.3.70.56.
AI Analysis
Technical Summary
This vulnerability (CVE-2025-7017) involves a heap buffer out-of-bounds read in the Avira Antivirus engine triggered by scanning a specially crafted Windows MSI file. The flaw can lead to local execution of code or denial-of-service conditions within the antivirus engine process. It affects Avira Antivirus on Windows, macOS, and Linux platforms for engine versions prior to 8.3.70.56. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability with low attack complexity and no privileges required but user interaction needed.
Potential Impact
Successful exploitation may allow a local attacker to execute arbitrary code with the privileges of the antivirus engine or cause a denial-of-service, disrupting antivirus protection. The vulnerability impacts confidentiality, integrity, and availability of the affected system components.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented at this time. Users should monitor Gen Digital's advisories for updates and apply any forthcoming patches promptly.
CVE-2025-7017: CWE-125 Out-of-bounds Read in Gen Digital Avira Antivirus
Description
Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed Windows MSI file may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before 8.3.70.56.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-7017) involves a heap buffer out-of-bounds read in the Avira Antivirus engine triggered by scanning a specially crafted Windows MSI file. The flaw can lead to local execution of code or denial-of-service conditions within the antivirus engine process. It affects Avira Antivirus on Windows, macOS, and Linux platforms for engine versions prior to 8.3.70.56. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability with low attack complexity and no privileges required but user interaction needed.
Potential Impact
Successful exploitation may allow a local attacker to execute arbitrary code with the privileges of the antivirus engine or cause a denial-of-service, disrupting antivirus protection. The vulnerability impacts confidentiality, integrity, and availability of the affected system components.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented at this time. Users should monitor Gen Digital's advisories for updates and apply any forthcoming patches promptly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GEN
- Date Reserved
- 2025-07-02T11:59:07.847Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a2c871ae617e2d834ccce28
Added to database: 06/12/2026, 22:24:26 UTC
Last enriched: 06/20/2026, 16:03:32 UTC
Last updated: 07/31/2026, 19:22:56 UTC
Views: 57
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