CVE-2018-25220
Bochs 2.6-5 Buffer Overflow Remote Code Execution
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.
INFO
Published Date :
March 28, 2026, 12:16 p.m.
Last Modified :
April 2, 2026, 7:18 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | CRITICAL | [email protected] |
Solution
- Update Bochs to the latest stable version.
- Apply vendor-provided patches or security updates.
- Validate that input handling mechanisms are secure.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-25220.
| URL | Resource |
|---|---|
| http://bochs.sourceforge.net/ | Product |
| https://www.exploit-db.com/exploits/43979 | Exploit VDB Entry |
| https://www.vulncheck.com/advisories/bochs-5-buffer-overflow-remote-code-execution | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-25220 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-25220
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-25220 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-25220 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Apr. 02, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:bochs_project:bochs:2.6.5:*:*:*:*:*:*:* Added Reference Type VulnCheck: http://bochs.sourceforge.net/ Types: Product Added Reference Type VulnCheck: https://www.exploit-db.com/exploits/43979 Types: Exploit, VDB Entry Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/bochs-5-buffer-overflow-remote-code-execution Types: Third Party Advisory -
New CVE Received by [email protected]
Mar. 28, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-787 Added Reference http://bochs.sourceforge.net/ Added Reference https://www.exploit-db.com/exploits/43979 Added Reference https://www.vulncheck.com/advisories/bochs-5-buffer-overflow-remote-code-execution