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Vulnerability Details :

CVE-2025-3895

Summary
Assigner-CERT-PL
Assigner Org ID-4bb8329e-dd38-46c1-aafb-9bf32bcb93c6
Published At-23 May, 2025 | 10:20
Updated At-23 May, 2025 | 12:07
Rejected At-
Credits

Low token entropy in MegaBIP

Token used for resetting passwords in MegaBIP software are generated using a small space of random values combined with a queryable value. It allows an unauthenticated attacker who know user login names to brute force these tokens and change account passwords (including these belonging to administrators).  Version 5.20 of MegaBIP fixes this issue.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:CERT-PL
Assigner Org ID:4bb8329e-dd38-46c1-aafb-9bf32bcb93c6
Published At:23 May, 2025 | 10:20
Updated At:23 May, 2025 | 12:07
Rejected At:
▼CVE Numbering Authority (CNA)
Low token entropy in MegaBIP

Token used for resetting passwords in MegaBIP software are generated using a small space of random values combined with a queryable value. It allows an unauthenticated attacker who know user login names to brute force these tokens and change account passwords (including these belonging to administrators).  Version 5.20 of MegaBIP fixes this issue.

Affected Products
Vendor
Jan Syski
Product
MegaBIP
Default Status
unaffected
Versions
Affected
  • From 0 through 5.19 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-334CWE-334 Small Space of Random Values
Type: CWE
CWE ID: CWE-334
Description: CWE-334 Small Space of Random Values
Metrics
VersionBase scoreBase severityVector
4.09.1CRITICAL
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Version: 4.0
Base score: 9.1
Base severity: CRITICAL
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-592CAPEC-592 Stored XSS
CAPEC ID: CAPEC-592
Description: CAPEC-592 Stored XSS
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Kamil Szczurowski
finder
Robert Kruczek
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://cert.pl/en/posts/2025/05/CVE-2025-3893
third-party-advisory
https://megabip.pl/index.php?id=24,145
vendor-advisory
https://www.gov.pl/web/cyfryzacja/rekomendacja-pelnomocnika-rzadu-ds-cyberbezpieczenstwa-dotyczaca-biuletynow-informacji-publicznej
government-resource
Hyperlink: https://cert.pl/en/posts/2025/05/CVE-2025-3893
Resource:
third-party-advisory
Hyperlink: https://megabip.pl/index.php?id=24,145
Resource:
vendor-advisory
Hyperlink: https://www.gov.pl/web/cyfryzacja/rekomendacja-pelnomocnika-rzadu-ds-cyberbezpieczenstwa-dotyczaca-biuletynow-informacji-publicznej
Resource:
government-resource
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cvd@cert.pl
Published At:23 May, 2025 | 11:15
Updated At:23 May, 2025 | 15:54

Token used for resetting passwords in MegaBIP software are generated using a small space of random values combined with a queryable value. It allows an unauthenticated attacker who know user login names to brute force these tokens and change account passwords (including these belonging to administrators).  Version 5.20 of MegaBIP fixes this issue.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.09.1CRITICAL
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/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
Type: Secondary
Version: 4.0
Base score: 9.1
Base severity: CRITICAL
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/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
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-334Primarycvd@cert.pl
CWE ID: CWE-334
Type: Primary
Source: cvd@cert.pl
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://cert.pl/en/posts/2025/05/CVE-2025-3893cvd@cert.pl
N/A
https://megabip.pl/index.php?id=24,145cvd@cert.pl
N/A
https://www.gov.pl/web/cyfryzacja/rekomendacja-pelnomocnika-rzadu-ds-cyberbezpieczenstwa-dotyczaca-biuletynow-informacji-publicznejcvd@cert.pl
N/A
Hyperlink: https://cert.pl/en/posts/2025/05/CVE-2025-3893
Source: cvd@cert.pl
Resource: N/A
Hyperlink: https://megabip.pl/index.php?id=24,145
Source: cvd@cert.pl
Resource: N/A
Hyperlink: https://www.gov.pl/web/cyfryzacja/rekomendacja-pelnomocnika-rzadu-ds-cyberbezpieczenstwa-dotyczaca-biuletynow-informacji-publicznej
Source: cvd@cert.pl
Resource: N/A

Change History

0
Information is not available yet

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