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CVE-2018-7522 affects Schneider Electric Triconex Tricon MP Model 3008 firmware versions 10.0–10.4. During a system call, processor registers are saved to a fixed memory location. An attacker who modifies the saved register data could gain supervisor-level access and control system states. HatMan malware targeted this vulnerability together with CVE-2018-8872 to install additional functionality in controller firmware.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
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No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A memory-bounds vulnerability in Schneider Electric Triconex Tricon MP Model 3008 firmware versions 10.0–10.4 allows modification of saved register data to obtain supervisor-level access and control system states. Its CVSS v3 score is 7.9, with a local attack vector and high privileges required, although the advisory collectively describes the vulnerabilities as remotely exploitable. HatMan malware specifically targets this vulnerability.
A Triconex SIS vulnerability used in firmware-level compromise to install additional functionality, discussed in the context of rootkit-style attacks.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.