PT-2024-25477 · Mp-Spdz · Mp-Spdz

Published 2024-05-07 · Updated 2024-07-03 · CVE-2024-33782

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions MP-SPDZ version 0.3.8

Description A stack overflow was discovered in the function OTExtensionWithMatrix::extend in /OT/OTExtensionWithMatrix.cpp. This issue allows attackers to cause a Denial of Service (DoS) via a crafted message.

Recommendations For MP-SPDZ version 0.3.8, consider disabling the OTExtensionWithMatrix::extend function as a temporary workaround until a patch is available. Restrict access to the /OT/OTExtensionWithMatrix.cpp module to minimize the risk of exploitation. Avoid using crafted messages that could trigger the stack overflow in the affected function. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2024-33782

Affected Products

Mp-Spdz

References · 7

• 🔥 https://github.com/FudanMPL/Vulnerabilities-in-MPC-Framework/tree/main/MP-SPDZ/stack-buffer-overflow-OTExtensionWithMatrix · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-33782 · Security Note
• https://osv.dev/vulnerability/CVE-2024-33782 · Vendor Advisory
• https://t.me/cvenotify/79416 · Telegram Post
• https://t.me/cvenotify/79466 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1787885655600533866 · Twitter Post
• https://twitter.com/CVEnew/status/1787888421987360993 · Twitter Post