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cnvdChina National Vulnerability DatabaseCNVD-2021-102421
HistoryNov 04, 2021 - 12:00 a.m.

Michael R Sweet HTMLDOC Buffer Overflow Vulnerability

2021-11-0400:00:00
China National Vulnerability Database
www.cnvd.org.cn
8

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

HTMLDOC is an HTML file format conversion editor that reads HTML and Markdown source files or web pages and generates the corresponding EPUB, HTML, PostScript or PDF files with optional directories. image_load_bmp in versions of HTMLDOC prior to 1.9.12 is vulnerable to a buffer overflow. An attacker could exploit this vulnerability to cause a denial of service via specially crafted BMP images.

CPENameOperatorVersion
michael r sweet htmldoclt1.9.12

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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