Full Report
CERT Polska has received a report about 3 vulnerabilities (from CVE-2025-3893 to CVE-2025-3895) found in MegaBIP software.
Analysis Summary
This summary synthesizes the information regarding the three vulnerabilities found in MegaBIP software, as reported by CERT Polska.
# Summary of Vulnerabilities in MegaBIP Software
## CVE Details
| CVE ID | CVSS Score | Severity | CWE |
| :--- | :--- | :--- | :--- |
| CVE-2025-3893 | N/A | N/A | CWE-89 (SQL Injection) |
| CVE-2025-3894 | N/A | N/A | CWE-79 (Cross-site Scripting) |
| CVE-2025-3895 | N/A | N/A | CWE-334 (Small Space of Random Values) |
## Affected Systems
- **Products:** MegaBIP software (Vendor: Jan Syski)
- **Versions:** All versions up to and including 5.19
- **Configurations:** Specific configurations not detailed, but exploitation scenarios imply web-based interfaces are in use.
## Vulnerability Description
**CVE-2025-3893 (SQL Injection):** During page editing within MegaBIP, user input provided for the "reasoning" of an action is not sanitized. This insecure handling allows a high-privileged user to inject malicious SQL commands.
**CVE-2025-3894 (Stored XSS):** The embedded text editor within MegaBIP software fails to neutralize user-supplied input. This allows a high-privileged user to inject stored Cross-Site Scripting payloads, which can then be executed against other users interacting with the affected content.
**CVE-2025-3895 (Weak Token Generation):** Password reset tokens are generated using a small set of random values combined with a queryable factor. This severely limits the possibility space, allowing an unauthenticated attacker who knows user login names to brute-force these tokens and successfully reset account passwords, including those for administrators.
## Exploitation
- **Status:** Not explicitly stated as "exploited in the wild." Details suggest potential for exploitation based on technical flaws involving user input and weak token design.
- **Complexity:**
- CVE-2025-3893 & -3894 likely require authenticated access (high privilege).
- CVE-2025-3895 is indicated as exploitable by an *unauthenticated* attacker knowing user logins (likely low complexity for token cracking).
- **Attack Vector:** Varies by CVE but predominantly Network/Application interaction.
## Impact
(Severity scores are unavailable in the source material, so impact assessment is qualitative based on CWE):
- **Confidentiality:** High impact due to potential data leakage/theft via SQLi (CVE-2025-3893) and full account takeover via weak token (CVE-2025-3895).
- **Integrity:** High impact due to potential data modification/deletion via SQLi (CVE-2025-3893) and potential arbitrary access/modification as an administrator via token compromise (CVE-2025-3895).
- **Availability:** Medium impact; severe denial of service if an administrator account is compromised (CVE-2025-3895) or database corruption from SQLi (CVE-2025-3893).
## Remediation
### Patches
- Version **5.20 of MegaBIP** contains fixes for all three reported vulnerabilities.
### Workarounds
- No specific workarounds were detailed in the provided summary, but mitigating steps would involve restricting access or manually verifying inputs until patching can occur.
## Detection
- Since specific IOCs or detection rules were not provided, detection would rely on:
- Monitoring application or database logs for unusual SQL syntax or structural anomalies (for CVE-2025-3893).
- Monitoring network traffic for stored scripts being delivered via the MegaBIP interface (for CVE-2025-3894).
- Monitoring failed login attempts or rapid password resets against known user accounts (for CVE-2025-3895).
## References
- Vendor Advisory: None explicitly linked, information derived from CERT Polska coordination.
- Relevant Links:
- `cve dot org/CVERecord?id=CVE-2025-3893`
- `cve dot org/CVERecord?id=CVE-2025-3894`
- `cve dot org/CVERecord?id=CVE-2025-3895`
- `cert dot pl/en/cvd/` (For CVD process information)