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VulnerabilityPublished Updated

CVE-2025-62000: BullWall Ransomware Containment · Incomplete Comparison with Missing Factors

Affects BullWall Ransomware ContainmentSource CVE Database V5

0

Not known to be exploited · CVSS 7.1 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
7.1High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
BullWall Ransomware ContainmentAffected
  • =4.6.0.0
Fixed in–

AI-suggested

  1. Immediately verify the BullWall Ransomware Containment version in use and plan for an upgrade once patches or updated versions addressing this vulnerability are released.
  2. Until patches are available, complement BullWall's detection with additional endpoint detection and response (EDR) tools that analyze file behavior beyond header bytes, including heuristic and anomaly-based ransomware detection.
  3. Implement strict access controls and monitor authenticated user activities to detect suspicious file encryption operations, as exploitation requires authenticated access.
  4. Enhance logging and alerting on file system changes, especially for encrypted file creation or modification, to identify potential exploitation attempts early.
  5. Conduct regular backups with immutable or offline storage to ensure data recovery in case of ransomware incidents.
  6. Educate privileged users and administrators about this vulnerability and the importance of credential security to prevent misuse.
  7. Engage with BullWall support for guidance and monitor vendor communications for patches or mitigation updates.
  8. Review and harden network segmentation to limit lateral movement of attackers who might exploit this vulnerability.
  9. Consider deploying file integrity monitoring solutions that do not rely solely on header bytes for detecting encrypted or corrupted files.

Description

CVE-2025-62000 is a high-severity vulnerability in BullWall Ransomware Containment versions 4.6.0.0 through 4.6.1.4 that affects a file inspection method relying on header bytes to detect encrypted files. An authenticated attacker can exploit this by encrypting files while preserving the first four bytes, thereby evading this specific detection method. Although other integrity-based detection mechanisms exist for common file extensions, this flaw represents a limitation in one detection approach rather than a full bypass. The vulnerability requires low privileges and no user interaction, impacting integrity and availability.

References

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