CVE-2022-4121

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

In libetpan a null pointer dereference in mailimap_mailbox_data_status_free in low-level/imap/mailimap_types.c was found that could lead to a remote denial of service or other potential consequences.

En libetpan se encontró una desreferencia de puntero nulo en mailimap_mailbox_data_status_free en low-level/imap/mailimap_types.c que podría provocar una denegación remota de servicio u otras posibles consecuencias.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

Poc

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-11-22 CVE Reserved
2023-01-17 CVE Published
2025-04-04 CVE Updated
2025-04-04 First Exploit
2025-04-13 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-476: NULL Pointer Dereference

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/dinhvh/libetpan/issues/420	2025-04-04

URL	Date	SRC
https://github.com/dinhvh/libetpan/commit/5c9eb6b6ba64c4eb927d7a902317410181aacbba	2023-01-23

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Libetpan Project Search vendor "Libetpan Project"		Libetpan Search vendor "Libetpan Project" for product "Libetpan"				-		-		Affected