CVE-2018-10376

An integer overflow in the transferProxy function of a smart contract implementation for SmartMesh (aka SMT), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets via crafted _fee and _value parameters, as exploited in the wild in April 2018, aka the "proxyOverflow" issue.

CVSS v3.0 NVD

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

1.76% chance of exploitation in the next 30 days, 78th percentile

Published

2018-04-25

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/

Security advisories

• https://peckshield.com/2018/04/25/proxyOverflow
• https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug

References

• CVE Record
• NVD entry