1. Home
  2. CVE Database
  3. CVE-2021-33391
CRITICAL · 9.8

CVE-2021-33391

An issue in HTACG HTML Tidy v5.7.28 allows attacker to execute arbitrary code via the -g option of the CleanNode() function in gdoc.c.

Vulnerability Description

An issue in HTACG HTML Tidy v5.7.28 allows attacker to execute arbitrary code via the -g option of the CleanNode() function in gdoc.c.

CVSS Score

9.8

CRITICAL

CVSS:3.1/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

VendorProductVersions
HtacgTidy5.7.28
LinuxLinux Kernel-

Related Weaknesses (CWE)

CWE-416

References

FAQ

What is CVE-2021-33391?

CVE-2021-33391 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue in HTACG HTML Tidy v5.7.28 allows attacker to execute arbitrary code via the -g option of the CleanNode() function in gdoc.c.

How severe is CVE-2021-33391?

CVE-2021-33391 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-2021-33391?

Check the references section above for vendor advisories and patch information. Affected products include: Htacg Tidy, Linux Linux Kernel.