BulletProof Security <= 5.1 Sensitive Information Disclosure
CVE-2021-39327

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Bulletproof Security
Vendor
CVE Published:
17 September 2021

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 90%

What is CVE-2021-39327?

The BulletProof Security WordPress plugin is vulnerable to sensitive information disclosure due to a file path disclosure in the publicly accessible ~/db_backup_log.txt file which grants attackers the full path of the site, in addition to the path of database backup files. This affects versions up to, and including, 5.1.

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Affected Version(s)

BulletProof Security 5.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-39327 - Proof of Concept

References

https://www.wordfence.com/vulnerability-advisories/#CVE-2...
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https://plugins.trac.wordpress.org/changeset?sfp_email=&s...
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http://packetstormsecurity.com/files/164420/WordPress-Bul...
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EPSS Score

90% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Vincent Rakotomanga
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