CVE-2021-22656
HIGHCVSS 7.5/10EPSS 3.12%
Last modified
CVE-2021-22656 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.. EPSS estimates a 3.12% chance of exploitation in the next 30 days.
Description
Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Advantech | Iview | < 5.7.03.6112 |
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-02Third Party Advisory, US Government Resource
- https://www.zerodayinitiative.com/advisories/ZDI-21-189/Third Party Advisory, VDB Entry
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-02Third Party Advisory, US Government Resource
- https://www.zerodayinitiative.com/advisories/ZDI-21-189/Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22656?
Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.
How severe is CVE-2021-22656?
CVE-2021-22656 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.12% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22656?
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-2021-22656?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST