WeGIA: Improper Authentication
CVE-2025-55171 is a high-severity improper authentication vulnerability in WeGIA from LabRedesCefetRJ, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected WeGIA versions: < 3.4.8. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.72% chance of exploitation within 30 days, higher than 54% of scored CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of WeGIA you run against the affected versions below, and install the vendor's latest release.
- Read the advisory on github.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| LabRedesCefetRJ | WeGIA | < 3.4.8 | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- NoneNo data is disclosed.
- Integrity
- NoneNothing can be modified.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. Scored by CNA (github.com).
Official description
WeGIA is an open source web manager with a focus on the Portuguese language and charitable institutions. Prior to version 3.4.8, the application does not check authentication at endpoint /html/personalizacao_remover.php allowing anonymous attacker (without login) to delete any Image files at endpoint /html/personalizacao_remover.php by defining imagem_0 as image id to delete. This issue has been patched in version 3.4.8.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How developers prevent this class of flaw
- Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: poc, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Advisories
- github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-8rm5-3jvx-hcxvThird Party Advisory
Patches and release notes
Other references
- github.com/LabRedesCefetRJ/WeGIA/issues/109Issue Tracking
Other vulnerabilities in WeGIA
- 8.9 High severity
- 8.1 High severity
- 9.8 Critical severity
- 9.8 Critical severity
- 8.1 High severity
- 8.8 High severity
Recent Improper Authentication vulnerabilities
- 9.8 Critical severity
- 8.7 High severity
- 8.0 High severity
- 7.5 High severity
- 8.1 High severity
- 10.0 Critical severity
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