CVE-2021-39327 : The BulletProof Security WordPress plugin is vulnerable to sensitive information disclosure due to a file path disclosur

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.

Published 2021-09-17 11:15:09

Updated 2022-10-25 18:37:41

Source Wordfence

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2021-39327

Ait-pro » Bulletproof Security » For Wordpress
Versions up to, including, (<=) 5.1
cpe:2.3:a:ait-pro:bulletproof_security:*:*:*:*:*:wordpress:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-39327

EPSS FAQ

40.02%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 97 %

Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2021-39327

Wordpress BulletProof Security Backup Disclosure

Disclosure Date: 2021-09-17

First seen: 2022-12-23

auxiliary/scanner/http/wp_bulletproofsecurity_backups

The Wordpress plugin BulletProof Security, versions <= 5.1, suffers from an information disclosure vulnerability, in that the db_backup_log.txt is publicly accessible. If the backup functionality is being utilized, this file will disclose where the backup files can be

More information

CVSS scores for CVE-2021-39327

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	3.9	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: None
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	3.9	1.4	Wordfence
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: None

CWE ids for CVE-2021-39327

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Assigned by: security@wordfence.com (Secondary)
CWE-459 Incomplete Cleanup

The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-39327

http://packetstormsecurity.com/files/164420/WordPress-BulletProof-Security-5.1-Information-Disclosure.html

WordPress BulletProof Security 5.1 Information Disclosure ≈ Packet Storm
Exploit;Third Party Advisory;VDB Entry
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2591118%40bulletproof-security&new=2591118%40bulletproof-security&sfp_email=&sfph_mail=

Changeset 2591118 for bulletproof-security – WordPress Plugin Repository
Patch;Third Party Advisory
https://www.exploit-db.com/exploits/50382

Exploit;Third Party Advisory;VDB Entry
https://github.com/Hacker5preme/Exploits/tree/main/Wordpress/CVE-2021-39327

Exploits/Wordpress/CVE-2021-39327 at main · Hacker5preme/Exploits · GitHub
Exploit;Third Party Advisory
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39327

Vulnerability Advisories - Wordfence
Third Party Advisory

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