Executive Summary

Informations
Name CVE-2020-35962 First vendor Publication 2021-01-03
Vendor Cve Last vendor Modification 2021-07-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The sellTokenForLRC function in the vault protocol in the smart contract implementation for Loopring (LRC), an Ethereum token, lacks access control for fee swapping and thus allows price manipulation.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35962

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
MISC https://blocksecteam.medium.com/loopring-lrc-protocol-incident-66e9470bd51f
https://etherscan.io/address/0x4b89f8996892d137c3de1312d1dd4e4f4ffca171

Alert History

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Date Informations
2021-08-05 01:39:08
  • Multiple Updates
2021-07-21 17:23:06
  • Multiple Updates
2021-05-04 13:52:14
  • Multiple Updates
2021-04-22 03:03:43
  • Multiple Updates
2021-01-08 00:22:54
  • Multiple Updates
2021-01-04 05:22:56
  • Multiple Updates
2021-01-03 12:30:55
  • First insertion