CVE-2020-35962
HIGHCVSS 7.5/10EPSS 1.33%
Last modified
CVE-2020-35962 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 1.33% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Loopring | Loopring | All versions |
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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2020-35962?
CVE-2020-35962 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.33% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35962?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-35962?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST