Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-22160

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
19/01/2022
Last modified:
28/01/2022

Description

An Unchecked Error Condition vulnerability in the subscriber management daemon (smgd) of Juniper Networks Junos OS allows an unauthenticated adjacent attacker to cause a crash of and thereby a Denial of Service (DoS). In a subscriber management / broadband edge environment if a single session group configuration contains dual-stack and a pp0 interface, smgd will crash and restart every time a PPPoE client sends a specific message. This issue affects Juniper Networks Junos OS on MX Series: 16.1 version 16.1R1 and later versions prior to 18.4R3-S10; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S8, 19.2R3-S4; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R3-S3; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S2; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 16.1R1.

Impact

Vector 3.x
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Adjacent
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
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:A/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 2.90 LOW
Vector: AV:A/AC:M/Au:N/C:N/I:N/A:P

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

Base Score 2.0
2.90
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:juniper:junos:16.1:-:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r3-s10:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r3-s11:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r3-s8:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4-s12:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4-s3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4-s4:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4-s6:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:16.1:r4-s8:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools