CVE-2023-34634
HighPublished
Greenshot 1.2.10 and below allows arbitrary code execution because .NET content is insecurely deserialized when a .greenshot file is opened.
- Published
- Aug 1, 2023
- Updated
- Oct 23, 2024
- Assigning CNA
- mitre
- Evidence observed
- Jul 28, 2023
Primary CVSS
7.8/ 10High
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H7.6%
Low · next 30 days
- Percentile
- 94.5%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Greenshot 1.2.10 and below allows arbitrary code execution because .NET content is insecurely deserialized when a .greenshot file is opened.
Sources
Repository evidence: Files: 1 · Repositories: 1
1 Module
modules/exploits/windows/fileformat/greenshot_deserialize_cve_2023_34634.rb
Metasploit Framework modulesDeclared conditions
- platform: Windows($.exploit_windows/fileformat/greenshot_deserialize_cve_2023_34634.platform)
- verification: check_not_declared($.exploit_windows/fileformat/greenshot_deserialize_cve_2023_34634.check)
Python rewrite of the POC for CVE-2023-34634
Responsible use
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