CVE-2018-10376 — HIGH (7.5)

Vulnerability Description

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 Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Smartmesh	Smartmesh	-

Related Weaknesses (CWE)

CWE-190

References

https://dasp.co/#item-3Not Applicable
https://peckshield.com/2018/04/25/proxyOverflow/ExploitThird Party Advisory
https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/ExploitThird Party Advisory
https://dasp.co/#item-3Not Applicable
https://peckshield.com/2018/04/25/proxyOverflow/ExploitThird Party Advisory
https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/ExploitThird Party Advisory

FAQ

What is CVE-2018-10376?

CVE-2018-10376 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 digita...

How severe is CVE-2018-10376?

CVE-2018-10376 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-10376?

Check the references section above for vendor advisories and patch information. Affected products include: Smartmesh Smartmesh.