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High

External File or Directory Exposure in ABB T-MAC Plus

IdentifiersCVE-2025-14771CWE-552· Files or Directories Accessible to…

CVE-2025-14771 is a files or directories accessible to external parties vulnerability affecting ABB T-MAC Plus. The available vendor-supplied description indicates that unauthorized external access to files or directories is possible in affected deployments. ABB maps the issue to CWE-552. Based on the provided advisory context, the vulnerability affects T-MAC Plus versions prior to 4.0-24. No additional technical detail about the specific vulnerable component, code path, or function has been provided in the available content.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation could allow an attacker with network access and low privileges to access files or directories that should not be externally exposed. This may result in disclosure of sensitive information and, depending on what content is exposed, could also enable compromise of integrity and availability. The supplied CVSS vectors indicate high potential impact across confidentiality, integrity, and availability.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, restrict network exposure of ABB T-MAC Plus to trusted management networks only, limit access to authenticated and authorized users, and use network segmentation and firewall rules to prevent untrusted external access. Review exposed directories and file permissions, remove unnecessary externally reachable content, and monitor for unauthorized access attempts until the vendor fix is applied.

Remediation

Patch, then assume compromise.

Upgrade ABB T-MAC Plus to version 4.0-24 or later, and apply the vendor-provided fix referenced in ABB's June 3, 2026 security advisory. Review ABB's advisory for any product-specific hardening or configuration corrections associated with this exposure.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
ABBT-Mac Plusapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

11 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

11 SOURCESView more in app
What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity9

Community discussion across Reddit, Mastodon, and other social sources.

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2025-14771
NVD
nvd.nist.gov/vuln/detail/CVE-2025-14771
MITRE CWE · CWE-552
Files or Directories Accessible to External…
Vendor Advisory
search.abb.com/library/Download.aspx?DocumentID=9AKK108472A7840&LanguageCode=en&DocumentPartId=&Action=Launch
External File or Directory Exposure in ABB T-MAC Plus (CVE-2025-14771) | Mallory