CVE-2021-26194

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-26194
An issue was discovered in JerryScript 2.4.0. There is a heap-use-after-free in ecma_is_lexical_environment in the ecma-helpers.c file.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://github.com/jerryscript-project/jerryscript/issues/4445 Exploit Issue Tracking Patch Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/4445 Exploit Issue Tracking Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:jerryscript:jerryscript:2.4.0:*:*:*:*:*:*:*
History

21 Nov 2024, 05:55

Type Values Removed Values Added
References () https://github.com/jerryscript-project/jerryscript/issues/4445 - Exploit, Issue Tracking, Patch, Third Party Advisory () https://github.com/jerryscript-project/jerryscript/issues/4445 - Exploit, Issue Tracking, Patch, Third Party Advisory

16 Jun 2021, 17:30

Type Values Removed Values Added
CPE cpe:2.3:a:jerryscript:jerryscript:2.4.0:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 6.5
CWE CWE-416
References (CONFIRM) https://github.com/jerryscript-project/jerryscript/issues/4445 - (CONFIRM) https://github.com/jerryscript-project/jerryscript/issues/4445 - Exploit, Issue Tracking, Patch, Third Party Advisory

10 Jun 2021, 23:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-06-10 23:15

Updated : 2024-11-21 05:55

NVD link : CVE-2021-26194

Mitre link : CVE-2021-26194

CVE.ORG link : CVE-2021-26194

JSON object : View

Products Affected

jerryscript

  • jerryscript
CWE
CWE-416

Use After Free