Home

Description

R 3.4.4 contains a local buffer overflow vulnerability that allows attackers to execute arbitrary code by injecting malicious input into the GUI Preferences language field. Attackers can craft a payload with a 292-byte offset and JMP ESP instruction to execute commands like calc.exe when the payload is pasted into the Language for menus and messages field.

PUBLISHED Reserved 2026-04-05 | Published 2026-04-12 | Updated 2026-04-13 | Assigner VulnCheck




HIGH: 8.6CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
HIGH: 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Out-of-bounds Write

Product status

3.4.4
affected

Credits

Dino Covotsos - Telspace Systems finder

References

www.exploit-db.com/exploits/46265 (ExploitDB-46265) exploit

cloud.r-project.org/bin/windows/ (Official Product Homepage) product

www.vulncheck.com/.../r-local-buffer-overflow-windows-xp-sp3 (VulnCheck Advisory: R 3.4.4 Local Buffer Overflow Windows XP SP3) third-party-advisory

cve.org (CVE-2019-25695)

nvd.nist.gov (CVE-2019-25695)

Download JSON