PT-2023-27362 · Boron+1 · Boron+1

Halcy0Nic · Published 2023-08-13 · Updated 2023-08-21 · CVE-2023-40294

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 Boron version 2.0.8

Description The issue is a heap-based buffer overflow in the ur parseBlockI function at i parse blk.c. This overflow can occur in the libboron component of Boron.

Recommendations For Boron version 2.0.8, consider disabling the ur parseBlockI function as a temporary workaround until a patch is available. Restrict access to the libboron component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2023-40294

Affected Products

Boron

Libboron

References · 7

• 🔥 https://github.com/0branch/boron/issues/3 · Exploit
• https://osv.dev/vulnerability/CVE-2023-40294 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-40294 · Security Note
• https://twitter.com/VulmonFeeds/status/1690963023203082240 · Twitter Post
• https://twitter.com/CVEnew/status/1690940851793301505 · Twitter Post
• https://t.me/cibsecurity/68421 · Telegram Post
• https://twitter.com/Halcy0nic/status/1690973401052270592 · Twitter Post