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 91%

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.

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

91% 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
.