PT-2021-20134 · Unknown · Lancer Token

Published 2021-08-03 · Updated 2021-08-27 · CVE-2021-33403

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Lancer Token (affected versions not specified)

Description The issue is related to an integer overflow in the transfer function of a smart contract implementation for an Ethereum ERC20 token. This allows the owner to cause unexpected financial losses between two large accounts during a transaction.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2021-33403

Affected Products

Lancer Token

References · 6

• 🔥 https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/LNCToken.md · Exploit
• 🔥 https://cn.etherscan.com/address/0x63e634330a20150dbb61b15648bc73855d6ccf07#code · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-33403 · Security Note
• https://t.me/cvenotify/19218 · Telegram Post
• https://t.me/cvenotify/18585 · Telegram Post
• https://t.me/cvenotify/18603 · Telegram Post