PT-2024-25476 · Mp-Spdz · Mp-Spdz

Published 2024-05-07 · Updated 2024-10-25 · CVE-2024-33781

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 octetStream::get bytes in /Tools/octetStream.cpp, allowing attackers to cause a Denial of Service (DoS) via a crafted message.

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

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2024-33781

Affected Products

Mp-Spdz

References · 8

• 🔥 https://github.com/FudanMPL/Vulnerabilities-in-MPC-Framework/tree/main/MP-SPDZ/stack-buffer-overflow-octetStream · Exploit
• https://osv.dev/vulnerability/CVE-2024-33781 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-33781 · Security Note
• https://twitter.com/CVEnew/status/1787888420800401892 · Twitter Post
• https://t.me/cvenotify/79415 · Telegram Post
• https://t.me/cvenotify/99548 · Telegram Post
• https://t.me/cvenotify/79465 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1787887684276412916 · Twitter Post