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ubuntucveUbuntu.comUB:CVE-2021-4249
HistoryDec 18, 2022 - 12:00 a.m.

CVE-2021-4249

2022-12-1800:00:00
ubuntu.com
ubuntu.com
7
xml-conduit
doctype entity expansion handler
infinite loop
remote attack
upgrade
vdb-216204
cve-2021-4249

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

49.7%

A vulnerability was found in xml-conduit. It has been classified as
problematic. Affected is an unknown function of the file
xml-conduit/src/Text/XML/Stream/Parse.hs of the component DOCTYPE Entity
Expansion Handler. The manipulation leads to infinite loop. It is possible
to launch the attack remotely. Upgrading to version 1.9.1.0 is able to
address this issue. The name of the patch is
4be1021791dcdee8b164d239433a2043dc0939ea. It is recommended to upgrade the
affected component. The identifier of this vulnerability is VDB-216204.

Notes

Author Note
eslerm CVE possibly assigned based on commit message

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

49.7%

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