CVE-2021-26777

Buffer overflow vulnerability in function SetFirewall in index.cgi in CIRCUTOR COMPACT DC-S BASIC smart metering concentrator Firwmare version CIR_CDC_v1.2.17, allows attackers to execute arbitrary code.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

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

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Ell0/plc_concentrator_vulns/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:circutor:compact_dc-s_basic_firmware:1.2.17:*:*:*:*:*:*:*

cpe:2.3:h:circutor:compact_dc-s_basic:-:*:*:*:*:*:*:*

History

06 Dec 2021, 18:37

Type	Values Removed	Values Added
CWE		CWE-120
CPE		cpe:2.3:o:circutor:compact_dc-s_basic_firmware:1.2.17:::::::* cpe:2.3:h:circutor:compact_dc-s_basic:-:::::::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 10.0 v3 : 9.8
References	~~(MISC) https://github.com/Ell0/plc_concentrator_vulns/ -~~	(MISC) https://github.com/Ell0/plc_concentrator_vulns/ - Exploit, Third Party Advisory

02 Dec 2021, 04:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-02 04:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-26777

Mitre link : CVE-2021-26777

CVE.ORG link : CVE-2021-26777

JSON object : View

Products Affected

circutor

compact_dc-s_basic
compact_dc-s_basic_firmware

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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