CVE-2021-22235
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Crash in DNP dissector in Wireshark 3.4.0 to 3.4.6 and 3.2.0 to 3.2.14 allows denial of service via packet injection or crafted capture file
Un bloqueo en el disector DNP en Wireshark versiones 3.4.0 hasta 3.4.6 y versiones 3.2.0 hasta 3.2.14, permite una denegación de servicio por medio de la inyección de paquetes o un archivo de captura diseñado
*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
- 2021-01-05 CVE Reserved
- 2021-07-15 CVE Published
- 2024-05-28 EPSS Updated
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')
CAPEC
References (6)
| URL | Tag | Source |
|---|---|---|
| https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22235.json | Third Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html | Mailing List |
|
| URL | Date | SRC |
|---|---|---|
| https://gitlab.com/wireshark/wireshark/-/issues/17462 | 2024-08-03 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://security.gentoo.org/glsa/202210-04 | 2022-11-03 | |
| https://www.debian.org/security/2021/dsa-5019 | 2022-11-03 | |
| https://www.wireshark.org/security/wnpa-sec-2021-05.html | 2022-11-03 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Wireshark Search vendor "Wireshark" | Wireshark Search vendor "Wireshark" for product "Wireshark" | >= 3.2.0 < 3.2.15 Search vendor "Wireshark" for product "Wireshark" and version " >= 3.2.0 < 3.2.15" | - |
Affected
| ||||||
| Wireshark Search vendor "Wireshark" | Wireshark Search vendor "Wireshark" for product "Wireshark" | >= 3.4.0 < 3.4.7 Search vendor "Wireshark" for product "Wireshark" and version " >= 3.4.0 < 3.4.7" | - |
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
| ||||||
| 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
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0" | - |
Affected
| ||||||