CVE-2021-42860 — HIGH (7.5)

Vulnerability Description

A stack buffer overflow exists in Mini-XML v3.2. When inputting an unformed XML string to the mxmlLoadString API, it will cause a stack-buffer-overflow in mxml_string_getc:2611. NOTE: it is unclear whether this input is allowed by the API specification

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mini-Xml Project	Mini-Xml	3.2

Related Weaknesses (CWE)

CWE-772

References

https://github.com/michaelrsweet/mxml/issues/286ExploitIssue TrackingThird Party Advisory
https://github.com/michaelrsweet/mxml/issues/286ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2021-42860?

CVE-2021-42860 is a vulnerability with a CVSS score of 7.5 (HIGH). A stack buffer overflow exists in Mini-XML v3.2. When inputting an unformed XML string to the mxmlLoadString API, it will cause a stack-buffer-overflow in mxml_string_getc:2611. NOTE: it is unclear wh...

How severe is CVE-2021-42860?

CVE-2021-42860 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-42860?

Check the references section above for vendor advisories and patch information. Affected products include: Mini-Xml Project Mini-Xml.