CVE-2022-1704
CWE-611Published: August 5, 2022· Updated: Jun 17, 2026
Official Description
Due to an XML external entity reference, the software parses XML in the backup/restore functionality without XML security flags, which may lead to a XXE attack while restoring the backup.
Risk Analysis
Inductive Automation Ignition is vulnerable to XML External Entity (XXE) attacks during backup restoration due to improper security flag configuration. This critical flaw could allow an attacker to access sensitive system data.
The flaw is remotely exploitable, but there is no known public exploit.
Update to the latest version of Ignition and ensure that XML parsing is configured with appropriate security restrictions.
Technical Analysis
CVE-2022-1704 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-611)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-1704 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts