Vulnerability Details : CVE-2018-17292
Potential exploit
An issue was discovered in WAVM before 2018-09-16. The loadModule function in Include/Inline/CLI.h lacks checking of the file length before a file magic comparison, allowing attackers to cause a Denial of Service (application crash caused by out-of-bounds read) by crafting a file that has fewer than 4 bytes.
Vulnerability category: Denial of service
Products affected by CVE-2018-17292
- cpe:2.3:a:webassembly_virtual_machine_project:webassembly_virtual_machine:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-17292
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-17292
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-17292
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-17292
-
https://github.com/WAVM/WAVM/commit/2de6cf70c5ef31e22ed119a25ac2daeefd3d18a1
Fix out-of-bounds array access when passing a <4 byte input file to w… · WAVM/WAVM@2de6cf7 · GitHubPatch;Third Party Advisory
-
https://github.com/WAVM/WAVM/issues/109
Mishandling input files with file length less than 4 bytes (crash) · Issue #109 · WAVM/WAVM · GitHubExploit;Patch;Third Party Advisory
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