CVE-2019-25485
R 3.4.4 Windows x64 Buffer Overflow SEH DEP ASLR Bypass
- Published
- Mar 11, 2026
- Updated
- Jul 15, 2026
- Assigning CNA
- VulnCheck
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XLow · next 30 days
- Percentile
- 2.0%
- Model date
- Sep 21, 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
R 3.4.4 on Windows x64 contains a buffer overflow vulnerability in the GUI Preferences language menu field that allows local attackers to bypass DEP and ASLR protections. Attackers can inject a crafted payload through the Language for menus preference to trigger a structured exception handler chain pivot and execute arbitrary shellcode with application privileges.
Sources
1- CVE-2019-25485Exploit
Stack-based buffer overflow in R 3.4.4. Full exploitation on x86, but only RIP control with gadget analysis on x64 due to program constraints. The same vulnerability across two architectures, leading to different exploitation paths.
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