CVE-2008-3436
The GUP generic update process in Notepad++ before 4.8.1 does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The GUP generic update process in Notepad++ before 4.8.1 does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 1.84% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- notepad\+\+/notepad\+\+
- Source
- cve@mitre.org
References
- http://archives.neohapsis.com/archives/bugtraq/2008-07/0250.html
- http://www.infobyte.com.ar/down/Francisco%20Amato%20-%20evilgrade%20-%20ENG.pdf
- http://www.infobyte.com.ar/down/isr-evilgrade-1.0.0.tar.gz
- http://archives.neohapsis.com/archives/bugtraq/2008-07/0250.html
- http://www.infobyte.com.ar/down/Francisco%20Amato%20-%20evilgrade%20-%20ENG.pdf
- http://www.infobyte.com.ar/down/isr-evilgrade-1.0.0.tar.gz
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.