PT-2024-25478 · Mp-Spdz · Mp-Spdz

Published 2024-05-07 · Updated 2024-07-03 · CVE-2024-33783

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description The issue allows attackers to cause a Denial of Service (DoS) via a crafted message. It is related to a segmentation violation in the osuCrypto::SilentMultiPprfReceiver::expand function located in /Tools/SilentPprf.cpp.

Recommendations For MP-SPDZ version 0.3.8, consider disabling the osuCrypto::SilentMultiPprfReceiver::expand function as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2024-33783

Affected Products

Mp-Spdz

References · 6

• 🔥 https://github.com/FudanMPL/Vulnerabilities-in-MPC-Framework/tree/main/MP-SPDZ/SEGV-SlientPprf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-33783 · Security Note
• https://osv.dev/vulnerability/CVE-2024-33783 · Vendor Advisory
• https://t.me/cvenotify/79467 · Telegram Post
• https://t.me/cvenotify/79417 · Telegram Post
• https://twitter.com/CVEnew/status/1787888423157612941 · Twitter Post