CVE-2020-21583

Severity Score

6.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

An issue was discovered in hwclock.13-v2.27 allows attackers to gain escalated privlidges or execute arbitrary commands via the path parameter when setting the date.

*Credits: N/A

CVSS Scores

NISTv3.1 6.7

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

Poc

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2020-08-13 CVE Reserved
2023-08-22 CVE Published
2024-10-07 CVE Updated
2024-10-07 First Exploit
2024-10-08 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=786804	2024-10-07
https://packetstormsecurity.com/files/132061/hwclock-Privilege-Escalation.html	2024-10-07

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Kernel Search vendor "Kernel"		Util-linux Search vendor "Kernel" for product "Util-linux"				< 2.27 Search vendor "Kernel" for product "Util-linux" and version " < 2.27"		-		Affected