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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.
High7.5EPSS 3.3%
- Published
- Updated
- Reserved
- Assigned by
- icscert
Description
Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.3% · top 12% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
Advantech iView
- affected iView versions prior to v5.7.03.6112
References (2)
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-02 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.zerodayinitiative.com/advisories/ZDI-21-189/ (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-22656)Record last updated .