CVE-2018-25220

9.3 criticalEPSS 0.6%

Bochs 2.6-5 contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying an oversized input string to the application. Attackers can craft a malicious payload with 1200 bytes of padding followed by a return-oriented programming chain to overwrite the instruction pointer and execute shell commands with application privileges.

Severity

CVSS 4.0

9.3 critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-03-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

bochs_project:bochs

References

http://bochs.sourceforge.net/
https://www.exploit-db.com/exploits/43979
https://www.vulncheck.com/advisories/bochs-5-buffer-overflow-remote-code-execution

Check your stack JSON