CVE-2021-30189

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30189
CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://customers.codesys.com/index.php Permissions Required Vendor Advisory
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= Vendor Advisory
https://customers.codesys.com/index.php Permissions Required Vendor Advisory
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:codesys:v2_web_server:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:03

Type Values Removed Values Added
References () https://customers.codesys.com/index.php - Permissions Required, Vendor Advisory () https://customers.codesys.com/index.php - Permissions Required, Vendor Advisory
References () https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= - Vendor Advisory () https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= - Vendor Advisory

26 May 2021, 12:41

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
CWE CWE-787
CPE cpe:2.3:a:codesys:v2_web_server:*:*:*:*:*:*:*:*
References (MISC) https://customers.codesys.com/index.php - (MISC) https://customers.codesys.com/index.php - Permissions Required, Vendor Advisory
References (MISC) https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= - (MISC) https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= - Vendor Advisory

25 May 2021, 13:35

Type Values Removed Values Added
New CVE
Information

Published : 2021-05-25 13:15

Updated : 2024-11-21 06:03

NVD link : CVE-2021-30189

Mitre link : CVE-2021-30189

CVE.ORG link : CVE-2021-30189

JSON object : View

Products Affected

codesys

  • v2_web_server
CWE
CWE-787

Out-of-bounds Write