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OpenZeppelin Contracts contains Incorrect Calculation

Moderate severity GitHub Reviewed Published Mar 2, 2023 in OpenZeppelin/openzeppelin-contracts • Updated Mar 10, 2023

Package

npm @openzeppelin/contracts (npm)

Affected versions

>= 4.8.0, < 4.8.2

Patched versions

4.8.2
npm @openzeppelin/contracts-upgradeable (npm)
>= 4.8.0, < 4.8.2
4.8.2

Description

Impact

The ERC721Consecutive contract designed for minting NFTs in batches does not update balances when a batch has size 1 and consists of a single token. Subsequent transfers from the receiver of that token may overflow the balance as reported by balanceOf.

The issue exclusively presents with batches of size 1.

Patches

The issue has been patched in 4.8.2.

References

@frangio frangio published to OpenZeppelin/openzeppelin-contracts Mar 2, 2023
Published to the GitHub Advisory Database Mar 3, 2023
Reviewed Mar 3, 2023
Published by the National Vulnerability Database Mar 3, 2023
Last updated Mar 10, 2023

Severity

Moderate
6.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weaknesses

CVE ID

CVE-2023-26488

GHSA ID

GHSA-878m-3g6q-594q

Source code

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