What is CVE-2023-28667?

CVE-2023-28667 is a critical-severity vulnerability in Leadgenerated Lead Generated, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2023-03-22.

How severe is CVE-2023-28667?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-28667 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Deserialization in Leadgenerated Lead Generated

CVE-2023-28667

The Lead Generated WordPress Plugin, version <= 1.23, was affected by an unauthenticated insecure deserialization issue. The tve_labels parameter of the tve_api_form_submit action is passed to the PHP unserialize() function without being sanitized or verified, and as a result could lead to PHP object injection, which when combined with certain class implementations / gadget chains could be leveraged to perform a variety of malicious actions granted a POP chain is also present.

Vulnerability class: Insecure Deserialization

EPSS: 0.011 (63.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Leadgenerated Lead_generated
N/a Lead Generated Wordpress Plugin — versions <= 1.23

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

Public proof-of-concept exploits

References

vulnreport@tenable.com (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-28667?: CVE-2023-28667 is a critical-severity vulnerability in Leadgenerated Lead Generated, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2023-03-22.
How severe is CVE-2023-28667?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-28667 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.