CVE-2021-23180

A flaw was found in htmldoc in v1.9.12 and before. Null pointer dereference in file_extension(),in file.c may lead to execute arbitrary code and denial of service.

CVSS v3.0 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://ubuntu.com/security/CVE-2021-23180	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1967041	Issue Tracking Patch Third Party Advisory
https://github.com/michaelrsweet/htmldoc/issues/418	Exploit Issue Tracking Third Party Advisory
https://github.com/michaelrsweet/htmldoc/commit/19c582fb32eac74b57e155cffbb529377a9e751a	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:htmldoc_project:htmldoc:*:*:*:*:*:*:*:*

Information

Published : 2022-03-02 15:15

Updated : 2022-03-10 11:27

NVD link : CVE-2021-23180

Mitre link : CVE-2021-23180

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

htmldoc_project

htmldoc

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