CVE-2019-25043 — MEDIUM (5.3)

Q: What is CVE-2019-25043?

CVE-2019-25043 is a vulnerability with a CVSS score of 5.3 (MEDIUM). ModSecurity 3.x before 3.0.4 mishandles key-value pair parsing, as demonstrated by a "string index out of range" error and worker-process crash for a "Cookie: =abc" header.

Q: How severe is CVE-2019-25043?

CVE-2019-25043 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2019-25043?

Check the references section above for vendor advisories and patch information. Affected products include: Owasp Modsecurity.

Vulnerability Description

ModSecurity 3.x before 3.0.4 mishandles key-value pair parsing, as demonstrated by a "string index out of range" error and worker-process crash for a "Cookie: =abc" header.

CVSS Score

5.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Owasp	Modsecurity	>= 3.0.0, < 3.0.4

Related Weaknesses (CWE)

CWE-755

References

https://github.com/SpiderLabs/ModSecurity/issues/2566ExploitThird Party Advisory
https://github.com/SpiderLabs/ModSecurity/issues/2566ExploitThird Party Advisory

FAQ

What is CVE-2019-25043?

CVE-2019-25043 is a vulnerability with a CVSS score of 5.3 (MEDIUM). ModSecurity 3.x before 3.0.4 mishandles key-value pair parsing, as demonstrated by a "string index out of range" error and worker-process crash for a "Cookie: =abc" header.

How severe is CVE-2019-25043?

CVE-2019-25043 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-25043?

Check the references section above for vendor advisories and patch information. Affected products include: Owasp Modsecurity.