Unauthenticated administrative access via path normalization
Published Oct 21, 2024 · Updated Aug 4, 2026
Path traversal in Mitel MiCollab 9.8.1.201 and earlier allows remote attackers to access restricted NuPoint web applications. Apache forwards /npm-pwg/ requests to Tomcat without consistently normalizing the ..;/ sequence, allowing the path to escape its intended web context. No authentication or special configuration is required; exposed administrative applications permit data access and unauthorized server actions.
Summary
What happened
Path traversal in Mitel MiCollab 9.8.1.201 and earlier allows remote attackers to access restricted NuPoint web applications. Apache forwards /npm-pwg/ requests to Tomcat without consistently normalizing the ..;/ sequence, allowing the path to escape its intended web context. No authentication or special configuration is required; exposed administrative applications permit data access and unauthorized server actions.
The record
- CVE
- CVE-2024-41713
- Published
- Oct 21, 2024
- Updated
- Aug 4, 2026
- Vendor
- Mitel
- Product
- MiCollab
- Classifications
- CWE-22, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Oct 21, 2024CVE publishedPublication date reported by the CVE source.
- Aug 4, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <=9.8.1.201
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
View daily counts
| Reporting day | Unique IPs |
|---|---|
| Sep 10, 2026 | Unavailable |
| Sep 11, 2026 | Unavailable |
| Sep 12, 2026 | Unavailable |
| Sep 13, 2026 | Unavailable |
| Sep 14, 2026 | 1 |
| Sep 15, 2026 | Unavailable |
| Sep 16, 2026 | 2 |
Weakness, pattern, technique
Public exploit references
- watchTowr MiCollab path-normalization proof of conceptfunctional · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Reported exploitation
- CISA Known Exploited Vulnerabilities entry for Mitel MiCollabknown exploited catalog
- Ransomware use of the MiCollab path traversalransomware
Technologies
Your stack
See the directory against your own environment.
Your stack
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