CVE-2020-16117
evolution-data-server: NULL pointer dereference related to imapx_free_capability and imapx_connect_to_server
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
1Exploited in Wild
-Decision
Descriptions
In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer dereference by sending an invalid (e.g., minimal) CAPABILITY line on a connection attempt. This is related to imapx_free_capability and imapx_connect_to_server.
En GNOME evolution-data-server versiones anteriores a 3.35.91, un servidor malicioso puede bloquear el cliente de correo con una desreferencia del puntero NULL mediante el envío de una línea CAPABILITY no válida (por ejemplo, mínima) en un intento de conexión. Esto está relacionado con las funciones imapx_free_capability e imapx_connect_to_server
A NULL pointer dereference flaw was found in the GNOME evolution-data-server when a mail client parses invalid messages from a malicious server. This flaw allows an attacker who controls a mail server the ability to crash the mail clients. The highest threat from this vulnerability is to system availability.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-07-29 CVE Reserved
- 2020-07-29 CVE Published
- 2023-04-14 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (6)
URL | Tag | Source |
---|---|---|
https://lists.debian.org/debian-lts-announce/2020/08/msg00005.html | Mailing List |
URL | Date | SRC |
---|---|---|
https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/189 | 2024-08-04 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Gnome Search vendor "Gnome" | Evolution-data-server Search vendor "Gnome" for product "Evolution-data-server" | < 3.35.91 Search vendor "Gnome" for product "Evolution-data-server" and version " < 3.35.91" | - |
Affected
| ||||||
Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
|