What is the CVSS score of CVE-2023-26488?

CVE-2023-26488 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.7%.

Is there a patch available for CVE-2023-26488?

Yes, a patch is available for CVE-2023-26488. Update the affected software to the latest version immediately.

Contracts CVE-2023-26488

MEDIUM

Incorrect Calculation (CWE-682)

2023-03-03 security-advisories@github.com

Buffer Overflow Contracts Contracts Upgradeable

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Mar 03, 2023 - 22:15 nvd

MEDIUM 6.5

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

33 npm packages depend on @openzeppelin/contracts (26 direct, 9 indirect)
10 npm packages depend on @openzeppelin/contracts-upgradeable (9 direct, 1 indirect)

Ecosystem-wide dependent count for version 4.8.0 and other introduced versions.

DescriptionNVD

OpenZeppelin Contracts is a library for secure smart contract development. 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. The issue has been patched in 4.8.2.

AnalysisAI

OpenZeppelin Contracts is a library for secure smart contract development. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-682. OpenZeppelin Contracts is a library for secure smart contract development. 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. The issue has been patched in 4.8.2. Affected products include: Openzeppelin Contracts, Openzeppelin Contracts Upgradeable.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.