VulnerabilityModified
CVE-2020-35962
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.
HIGH 7.5EPSS 1.33%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 1.33% probability · 70th percentile
- CISA KEV
- Not listed
- Affected
- loopring/loopring
- Source
- cve@mitre.org
References
- https://blocksecteam.medium.com/loopring-lrc-protocol-incident-66e9470bd51fExploit, Third Party Advisory
- https://etherscan.io/address/0x4b89f8996892d137c3de1312d1dd4e4f4ffca171Third Party Advisory
- https://blocksecteam.medium.com/loopring-lrc-protocol-incident-66e9470bd51fExploit, Third Party Advisory
- https://etherscan.io/address/0x4b89f8996892d137c3de1312d1dd4e4f4ffca171Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.