CVE-2021-20264

An insecure modification flaw in the /etc/passwd file was found in the openjdk-1.8 and openjdk-11 containers. This flaw allows an attacker with access to the container to modify the /etc/passwd and escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1932283	Issue Tracking Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1932283	Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:oracle:openjdk:1.8.0:::::::*
	cpe:2.3:a:oracle:openjdk:11:::::::*

History

21 Nov 2024, 05:46

Type	Values Removed	Values Added
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=1932283 - Issue Tracking, Third Party Advisory~~	() https://bugzilla.redhat.com/show_bug.cgi?id=1932283 - Issue Tracking, Third Party Advisory

Information

Published : 2021-10-06 16:15

Updated : 2024-11-21 05:46

NVD link : CVE-2021-20264

Mitre link : CVE-2021-20264

CVE.ORG link : CVE-2021-20264

JSON object : View

Products Affected

oracle

openjdk

CWE

CWE-266

Incorrect Privilege Assignment

CWE-732

Incorrect Permission Assignment for Critical Resource

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