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gentooGentoo FoundationGLSA-202007-50
HistoryJul 27, 2020 - 12:00 a.m.

GLib Networking: Improper certificate validation

2020-07-2700:00:00
Gentoo Foundation
security.gentoo.org
26

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.005 Low

EPSS

Percentile

77.2%

Background

Network-related giomodules for glib

Description

GTlsClientConnection skips hostname verification of the server’s TLS certificate if the application fails to specify the expected server identity.

Impact

There may be a breach of integrity or confidentiality in connections made using GLib Networking.

Workaround

There is no known workaround at this time.

Resolution

All GLib Networking users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-libs/glib-networking-2.62.4"
OSVersionArchitecturePackageVersionFilename
Gentooanyallnet-libs/glib-networking< 2.62.4UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.005 Low

EPSS

Percentile

77.2%