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ubuntucveUbuntu.comUB:CVE-2022-46663
HistoryFeb 07, 2023 - 12:00 a.m.

CVE-2022-46663

2023-02-0700:00:00
ubuntu.com
ubuntu.com
19
gnu less
ansi escape sequences
crafted data

CVSS3

7.5

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

EPSS

0.002

Percentile

64.5%

In GNU Less before 609, crafted data can result in “less -R” not filtering
ANSI escape sequences sent to the terminal.

Notes

Author Note
alexmurray affects less versions 566 and later (original bug was introduced in commit 0f810ef16781bf0f59690be63af876bddabf68bf)
OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchless< 590-1ubuntu0.22.04.1UNKNOWN
ubuntu22.10noarchless< 590-1ubuntu0.22.10.1UNKNOWN

CVSS3

7.5

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

EPSS

0.002

Percentile

64.5%