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ubuntuUbuntuUSN-5198-1
HistoryDec 16, 2021 - 12:00 a.m.

HTMLDOC vulnerability

2021-12-1600:00:00
ubuntu.com
50

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

47.0%

Releases

  • Ubuntu 21.04
  • Ubuntu 20.04 LTS

Packages

  • htmldoc - HTML processor that generates indexed HTML, PS, and PDF

Details

It was discovered that HTMLDOC improperly handled malformed URIs from an input
html file. An attacker could use this to cause a denial of service.

OSVersionArchitecturePackageVersionFilename
Ubuntu21.04noarchhtmldoc< 1.9.11-2ubuntu0.1UNKNOWN
Ubuntu21.04noarchhtmldoc-common< 1.9.11-2ubuntu0.1UNKNOWN
Ubuntu20.04noarchhtmldoc< 1.9.7-1ubuntu0.2UNKNOWN
Ubuntu20.04noarchhtmldoc-common< 1.9.7-1ubuntu0.2UNKNOWN

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

47.0%

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