CVE-2018-19991 — CRITICAL (9.8)

Vulnerability Description

VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Verynginx Project	Verynginx	0.3.3

Related Weaknesses (CWE)

CWE-755

References

https://github.com/alexazhou/VeryNginx/issues/218ExploitThird Party Advisory
https://github.com/alexazhou/VeryNginx/issues/218ExploitThird Party Advisory

FAQ

What is CVE-2018-19991?

CVE-2018-19991 is a vulnerability with a CVSS score of 9.8 (CRITICAL). VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-20...

How severe is CVE-2018-19991?

CVE-2018-19991 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-19991?

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