CVE-2021-33403

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-33403
An integer overflow in the transfer function of a smart contract implementation for Lancer Token, an Ethereum ERC20 token, allows the owner to cause unexpected financial losses between two large accounts during a transaction.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code Exploit Third Party Advisory
https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md Exploit Third Party Advisory
https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code Exploit Third Party Advisory
https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:blocklancertoken_project:blocklancertoken:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:08

Type Values Removed Values Added
References () https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code - Exploit, Third Party Advisory () https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code - Exploit, Third Party Advisory
References () https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md - Exploit, Third Party Advisory () https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md - Exploit, Third Party Advisory

27 Aug 2021, 12:49

Type Values Removed Values Added
CPE cpe:2.3:a:lancer_project:lancer:-:*:*:*:*:*:*:* cpe:2.3:a:blocklancertoken_project:blocklancertoken:-:*:*:*:*:*:*:*

12 Aug 2021, 15:28

Type Values Removed Values Added
References (MISC) https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md - (MISC) https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md - Exploit, Third Party Advisory
References (MISC) https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code - (MISC) https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code - Exploit, Third Party Advisory
CPE cpe:2.3:a:lancer_project:lancer:-:*:*:*:*:*:*:*
CWE CWE-190
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5

03 Aug 2021, 22:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-03 22:15

Updated : 2024-11-21 06:08

NVD link : CVE-2021-33403

Mitre link : CVE-2021-33403

CVE.ORG link : CVE-2021-33403

JSON object : View

Products Affected

blocklancertoken_project

  • blocklancertoken
CWE
CWE-190

Integer Overflow or Wraparound