CVE-2021-3326

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

27/01/2021

Last modified:

09/06/2025

Description

The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier, when processing invalid input sequences in the ISO-2022-JP-3 encoding, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gnu:glibc::::::::		2.32.0 (including)
cpe:2.3:a:netapp:e-series_santricity_os_controller::::::::	11.0 (including)	11.60.3 (including)
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:::::::*
cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:::::::*
cpe:2.3:o:fujitsu:m10-1_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m10-1:-:::::::*
cpe:2.3:o:fujitsu:m10-4_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m10-4:-:::::::*
cpe:2.3:o:fujitsu:m10-4s_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m10-4s:-:::::::*
cpe:2.3:o:fujitsu:m12-1_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m12-1:-:::::::*
cpe:2.3:o:fujitsu:m12-2_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m12-2:-:::::::*
cpe:2.3:o:fujitsu:m12-2_firmware::::::::		xcp2410 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:gnu:glibc::::::::		2.32.0 (including)
cpe:2.3:a:netapp:e-series_santricity_os_controller::::::::	11.0 (including)	11.60.3 (including)
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:::::::*
cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.5.0:::::::*
cpe:2.3:o:fujitsu:m10-1_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m10-1:-:::::::*
cpe:2.3:o:fujitsu:m10-4_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m10-4:-:::::::*
cpe:2.3:o:fujitsu:m10-4s_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m10-4s:-:::::::*
cpe:2.3:o:fujitsu:m12-1_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m12-1:-:::::::*
cpe:2.3:o:fujitsu:m12-2_firmware::::::::		xcp2410 (excluding)
cpe:2.3:h:fujitsu:m12-2:-:::::::*
cpe:2.3:o:fujitsu:m12-2_firmware::::::::		xcp2410 (excluding)

CVE-2021-3326

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools