CVE-2023-1587
MEDIUMCVSS 5.5/10EPSS 0.21%
Last modified
CVE-2023-1587 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Avast and AVG Antivirus for Windows were susceptible to a NULL pointer dereference issue via RPC-interface. The issue was fixed with Avast and AVG Antivirus version 22.11. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
Avast and AVG Antivirus for Windows were susceptible to a NULL pointer dereference issue via RPC-interface. The issue was fixed with Avast and AVG Antivirus version 22.11
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Avast | Antivirus | >= 22.5, < 22.11 |
| Avg | Anti-Virus | >= 22.5, < 22.11 |
References
- https://support.norton.com/sp/static/external/tools/security-advisories.htmlThird Party Advisory
- https://support.norton.com/sp/static/external/tools/security-advisories.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-1587?
Avast and AVG Antivirus for Windows were susceptible to a NULL pointer dereference issue via RPC-interface. The issue was fixed with Avast and AVG Antivirus version 22.11
How severe is CVE-2023-1587?
CVE-2023-1587 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2023-1587?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-1587?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST