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Vulnerability Details :

CVE-2025-4134

Summary
Assigner-NLOK
Assigner Org ID-dbd8429d-f261-4b1e-94cc-ae3132817e2e
Published At-28 May, 2025 | 13:53
Updated At-28 May, 2025 | 14:06
Rejected At-
Credits

Lack of file validation in Avast Business Antivirus for Linux allows writing untrusted update files

Lack of file validation in do_update_vps in Avast Business Antivirus for Linux 4.5 on Linux allows local user to spoof or tamper with the update file via an unverified file write.

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:NLOK
Assigner Org ID:dbd8429d-f261-4b1e-94cc-ae3132817e2e
Published At:28 May, 2025 | 13:53
Updated At:28 May, 2025 | 14:06
Rejected At:
▼CVE Numbering Authority (CNA)
Lack of file validation in Avast Business Antivirus for Linux allows writing untrusted update files

Lack of file validation in do_update_vps in Avast Business Antivirus for Linux 4.5 on Linux allows local user to spoof or tamper with the update file via an unverified file write.

Affected Products
Vendor
Avast
Product
Avast Business Antivirus
Platforms
  • Linux
Default Status
unaffected
Versions
Affected
  • 4.5.1 (customLack of file validation in Avast Business Antivirus for Linux allows writing untrusted update files.)
Problem Types
TypeCWE IDDescription
CWECWE-552CWE-552 Files or Directories Accessible to External Parties
Type: CWE
CWE ID: CWE-552
Description: CWE-552 Files or Directories Accessible to External Parties
Metrics
VersionBase scoreBase severityVector
3.17.3HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 7.3
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-148CAPEC-148 Content Spoofing
CAPEC ID: CAPEC-148
Description: CAPEC-148 Content Spoofing
Solutions

Fixed in V4.6 released 03/FEB/2025, ugrade to latest version.

Configurations
Workarounds
Exploits
Credits
reporter
FIS Securtiy
finder
Nông Hoàng Tú
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.gendigital.com/us/en/contact-us/security-advisories/
N/A
Hyperlink: https://www.gendigital.com/us/en/contact-us/security-advisories/
Resource: N/A
▼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:security@nortonlifelock.com
Published At:28 May, 2025 | 14:15
Updated At:28 May, 2025 | 15:01

Lack of file validation in do_update_vps in Avast Business Antivirus for Linux 4.5 on Linux allows local user to spoof or tamper with the update file via an unverified file write.

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
Secondary3.17.3HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 7.3
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-552Secondarysecurity@nortonlifelock.com
CWE ID: CWE-552
Type: Secondary
Source: security@nortonlifelock.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.gendigital.com/us/en/contact-us/security-advisories/security@nortonlifelock.com
N/A
Hyperlink: https://www.gendigital.com/us/en/contact-us/security-advisories/
Source: security@nortonlifelock.com
Resource: N/A

Change History

0
Information is not available yet

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