CVE-2018-25220

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
bochsBOCHS2.6-5

References

Timeline

Published
Mar 28, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2018-25220: Critical severity, CVSS 9.8 | Vulnix