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mageiaGentoo FoundationMGASA-2020-0439
HistoryNov 23, 2020 - 10:51 p.m.

Updated vino package fixes a security vulnerability

2020-11-2322:51:37
Gentoo Foundation
advisories.mageia.org
21
vino
libvncserver
security vulnerability
denial of service
cve-2020-25708
update
unix

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

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

59.1%

libvncserver/rfbserver.c from LibVNCServer, which is bundled by vino, has a divide by zero issue which could result in denial of service (CVE-2020-25708).

OSVersionArchitecturePackageVersionFilename
Mageia7noarchvino< 3.22.0-3.3vino-3.22.0-3.3.mga7

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

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

59.1%