Out-of-bounds read in OpenZeppelin Contracts



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-27094
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenZeppelin Contracts
Universal components / Libraries / Libraries used by multiple products

Vendor OpenZeppelin

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU86938

Risk: Medium

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-27094

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the Base64.encode function. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

OpenZeppelin Contracts: 4.5.0 - 5.0.1

CPE2.3 External links

http://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-9vx6-7xxf-x967


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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