01 Record
CVE-2018-10299
An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.61% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.9% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-04-23 04:00Z8 YR AGO
- Last updated
- 2024-08-05 07:39Z2 YR AGO
- Reserved
- 2018-04-22
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-190Integer Overflow or WraparoundBase
- Data version
- 5.1
- Document digest
- f46ecc1fa03e5550dbe99c43670d1f69a734798e59a16baeecdb1d900e2c32c0
05 Affected products
VendorProductVersionsPlatforms
06 References
- medium.comhttps://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30e
- twitter.comhttps://twitter.com/OKEx_/status/987967343983714304
- www.reddit.comhttps://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/
- dasp.cohttps://dasp.co/#item-3
- peckshield.comhttps://peckshield.com/2018/04/22/batchOverflow/
- support.okex.comhttps://support.okex.com/hc/en-us/articles/360002944212-BeautyChain-BEC-Withdrawal-and-Trading-Suspended