CVE-2019-25485
CVE-2019-25485 is a medium-severity vulnerability with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Medium (CVSS 3.x base score 6.2)
- CVSS v4: 6.9
- EPSS exploit prediction: 0% (2nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2019-19763
- Weakness: CWE-787
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2019-25485?
- 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.
- How severe is CVE-2019-25485?
- CVE-2019-25485 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2019-25485 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2019-25485?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2019-25485 have an EU (EUVD) identifier?
- Yes. CVE-2019-25485 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19763.
- When was CVE-2019-25485 published?
- CVE-2019-25485 was published on 2026-03-11 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/47122
- https://www.vulncheck.com/advisories/r-windows-x64-buffer-overflow-seh-dep-aslr-bypass
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