CVE-2020-25275
dovecot: Denial of service via mail MIME parsing
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
Dovecot versiones anteriores a 2.3.13, presenta una Comprobación de Entrada Inapropiada en lda, lmtp e imap, conllevando a un bloqueo de la aplicación por medio de un mensaje de correo electrónico diseñado con determinadas opciones para diez mil partes MIME.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-09-11 CVE Reserved
- 2021-01-04 CVE Published
- 2024-08-04 CVE Updated
- 2024-11-08 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (10)
| URL | Tag | Source |
|---|---|---|
| http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html | Third Party Advisory |
|
| http://seclists.org/fulldisclosure/2021/Jan/18 | Mailing List |
|
| http://www.openwall.com/lists/oss-security/2021/01/04/3 | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Dovecot Search vendor "Dovecot" | Dovecot Search vendor "Dovecot" for product "Dovecot" | < 2.3.13 Search vendor "Dovecot" for product "Dovecot" and version " < 2.3.13" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 32 Search vendor "Fedoraproject" for product "Fedora" and version "32" | - |
Affected
| ||||||