CVE-2021-4181
 
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 the Sysdig Event dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Un bloqueo en Sysdig Event dissector en Wireshark versiones 3.6.0 y 3.4.0 a 3.4.10, permite la denegación de servicio por inyección de paquetes o por un archivo de captura diseñado.
*Credits:
Leonardo Grasso, Jason Dellaluce, and Federico Di Pierro
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
- 2021-12-27 CVE Reserved
- 2021-12-30 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-08-05 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-125: Out-of-bounds Read
CAPEC
References (8)
URL | Tag | Source |
---|---|---|
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4181.json | Third Party Advisory | |
https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html | Mailing List | |
https://www.oracle.com/security-alerts/cpuapr2022.html | Third Party Advisory |
URL | Date | SRC |
---|---|---|
https://gitlab.com/wireshark/wireshark/-/merge_requests/5429 | 2024-08-03 |
URL | Date | SRC |
---|
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" | >= 3.4.0 < 3.4.11 Search vendor "Wireshark" for product "Wireshark" and version " >= 3.4.0 < 3.4.11" | - |
Affected
| ||||||
Wireshark Search vendor "Wireshark" | Wireshark Search vendor "Wireshark" for product "Wireshark" | 3.6.0 Search vendor "Wireshark" for product "Wireshark" and version "3.6.0" | - |
Affected
| ||||||
Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 34 Search vendor "Fedoraproject" for product "Fedora" and version "34" | - |
Affected
| ||||||
Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 35 Search vendor "Fedoraproject" for product "Fedora" and version "35" | - |
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
| ||||||
Oracle Search vendor "Oracle" | Http Server Search vendor "Oracle" for product "Http Server" | 12.2.1.3.0 Search vendor "Oracle" for product "Http Server" and version "12.2.1.3.0" | - |
Affected
| ||||||
Oracle Search vendor "Oracle" | Http Server Search vendor "Oracle" for product "Http Server" | 12.2.1.4.0 Search vendor "Oracle" for product "Http Server" and version "12.2.1.4.0" | - |
Affected
| ||||||
Oracle Search vendor "Oracle" | Zfs Storage Appliance Kit Search vendor "Oracle" for product "Zfs Storage Appliance Kit" | 8.8 Search vendor "Oracle" for product "Zfs Storage Appliance Kit" and version "8.8" | - |
Affected
|