CVE-2021-20193
 
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.
Se detectó un fallo en el archivo src/list.c de tar versiones 1.33 y anteriores. Este fallo permite a un atacante que puede enviar un archivo de entrada diseñado a tar causar un consumo no controlado de memoria. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema.
*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
- 2020-12-17 CVE Reserved
- 2021-03-26 CVE Published
- 2024-08-03 CVE Updated
- 2024-10-25 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-125: Out-of-bounds Read
- CWE-401: Missing Release of Memory after Effective Lifetime
CAPEC
References (4)
URL | Tag | Source |
---|
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://bugzilla.redhat.com/show_bug.cgi?id=1917565 | 2023-11-07 | |
https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777 | 2023-11-07 | |
https://savannah.gnu.org/bugs/?59897 | 2023-11-07 |
URL | Date | SRC |
---|---|---|
https://security.gentoo.org/glsa/202105-29 | 2023-11-07 |