CVE-2021-43413
 
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access.
Se ha detectado un problema en GNU Hurd versiones anteriores a 0.9 20210404-9. Un único puerto de paginación es compartido entre todos los que mapean un archivo, permitiendo a cualquiera modificar cualquier archivo que pueda leer. Esto puede ser explotado trivialmente para conseguir acceso completo de root
*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
- 2021-11-07 CVE Reserved
- 2021-11-07 CVE Published
- 2024-07-10 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
CAPEC
References (4)
URL | Tag | Source |
---|---|---|
https://www.mail-archive.com/bug-hurd%40gnu.org/msg32113.html | X_refsource_misc |
URL | Date | SRC |
---|---|---|
https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html | 2024-08-04 |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://lists.gnu.org/archive/html/bug-hurd/2002-11/msg00263.html | 2023-11-07 | |
https://lists.gnu.org/archive/html/bug-hurd/2005-06/msg00191.html | 2023-11-07 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Gnu Search vendor "Gnu" | Hurd Search vendor "Gnu" for product "Hurd" | < 0.9.20210404-9 Search vendor "Gnu" for product "Hurd" and version " < 0.9.20210404-9" | - |
Affected
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