PT-2017-18540 · Don Ho · Notepad++

Published 2017-07-05 · Updated 2021-09-13 · CVE-2017-8803

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 Notepad++ version 7.3.3

Description The issue allows user-assisted attackers to execute code via a crafted file, because of a "Data from Faulting Address controls Code Flow" issue. A threat model is a victim who obtains an untrusted crafted file from a remote location and issues several user-defined commands.

Recommendations For Notepad++ version 7.3.3, consider removing or disabling the Hex Editor Plugin v0.9.5 until a patch is available. As a temporary workaround, avoid opening untrusted crafted files and refrain from issuing user-defined commands on such files.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-8803

Affected Products

Notepad++

References · 4

• 🔥❌ https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8803 · Exploit, Deleted
• https://osv.dev/vulnerability/CVE-2017-8803 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-8803 · Security Note
• https://t.me/cvenotify/20748 · Telegram Post