PT-2023-28743 · Xnsoft · Xnsoft Nconvert

Mrtouch93 · Published 2023-10-18 · Updated 2024-09-13 · CVE-2023-43250

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions XNSoft Nconvert version 7.136

Description The issue is related to a Buffer Overflow, which can be triggered by a crafted image file, leading to a User Mode Write AV. This could result in a Denial of Service (DoS) or potentially allow code execution.

Recommendations For XNSoft Nconvert version 7.136, consider avoiding the use of crafted image files until a patch is available. As a temporary workaround, restrict the processing of image files to minimize the risk of exploitation. 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-2023-43250

Affected Products

Xnsoft Nconvert

References · 9

• 🔥 https://github.com/mrtouch93/exploits/tree/main/NConvert7.136/User%20Mode%20Write%20AV · Exploit
• 🔥 http://seclists.org/fulldisclosure/2023/Oct/15 · Exploit
• https://osv.dev/vulnerability/CVE-2023-43250 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-43250 · Security Note
• https://t.me/cvenotify/59679 · Telegram Post
• https://xnview.com/en/nconvert · Note
• https://twitter.com/_mr_touch/status/1717489061760225373 · Twitter Post
• http://packetstormsecurity.com/files/175145/XNSoft-Nconvert-7.136-Buffer-Overflow-Denial-Of-Service.html · Note
• https://t.me/cvenotify/94567 · Telegram Post