Known exploited vulnerability
CVE-2025-0994
The short answer
CVE-2025-0994 affects Trimble Cityworks and is rated high (CVSS 8.6). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-02-07: attackers are using it, so patch it first.
What it is
Trimble Cityworks versions prior to 15.8.9 and Cityworks with office companion versions prior to 23.10 are vulnerable to a deserialization vulnerability. This could allow an authenticated user to perform a remote code execution attack against a customer’s Microsoft Internet Information Services (IIS) web server.
Weakness: CWE-502.
Severity
8.6 high
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Exploited (CISA KEV)
Yes, since Feb 7, 2025
Federal due date Feb 28, 2025
EPSS, next 30 days
31%
Higher than 98% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- High
- User interaction
- None
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected products
Cityworks, Cityworks (with office companion). NVD's record lists the exact affected versions.
References
- learn.assetlifecycle.trimble.com/i/1532182-cityworks-customer-communication-2025-02-05-docx/0? Vendor Advisory
- www.cisa.gov/news-events/ics-advisories/icsa-25-037-04 Third Party AdvisoryUS Government Resource
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-0994 US Government Resource
Questions
Is CVE-2025-0994 being exploited?
Yes. CISA added CVE-2025-0994 to its Known Exploited Vulnerabilities catalog on 2025-02-07, with a federal remediation due date of 2025-02-28.
How do I fix CVE-2025-0994?
CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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