Vulnerability Name:

CVE-2020-1634 (CCN-179291)

Assigned:2019-11-04
Published:2020-04-08
Updated:2021-11-22
Summary:On High-End SRX Series devices, in specific configurations and when specific networking events or operator actions occur, an SPC receiving genuine multicast traffic may core. Subsequently, all FPCs in a chassis may reset causing a Denial of Service. This issue affects both IPv4 and IPv6. This issue affects: Juniper Networks Junos OS 12.3X48 version 12.3X48-D80 and later versions prior to 12.3X48-D95 on High-End SRX Series. This issue does not affect Branch SRX Series devices.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2020-1634

Source: XF
Type: UNKNOWN
juniper-cve20201634-dos(179291)

Source: CCN
Type: Juniper Networks Security Bulletin JSA11014
Junos OS: High-End SRX Series: Multicast traffic might cause all FPCs to reset. (CVE-2020-1634)

Source: MISC
Type: Vendor Advisory
https://kb.juniper.net/JSA11014

Vulnerable Configuration:Configuration 1:
  • cpe:/o:juniper:junos:12.3x48:-:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d10:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d15:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d20:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d25:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d30:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d35:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d40:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d45:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d50:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d51:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d55:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d60:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d65:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d70:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d75:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:12.3x48:d80:*:*:*:*:*:*
  • AND
  • cpe:/h:juniper:srx1500:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx300:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx4100:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx4200:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx4600:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx5400:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx550:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx5600:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:srx5800:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:juniper:junos:12.3x48:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    juniper junos 12.3x48 -
    juniper junos 12.3x48 d10
    juniper junos 12.3x48 d15
    juniper junos 12.3x48 d20
    juniper junos 12.3x48 d25
    juniper junos 12.3x48 d30
    juniper junos 12.3x48 d35
    juniper junos 12.3x48 d40
    juniper junos 12.3x48 d45
    juniper junos 12.3x48 d50
    juniper junos 12.3x48 d51
    juniper junos 12.3x48 d55
    juniper junos 12.3x48 d60
    juniper junos 12.3x48 d65
    juniper junos 12.3x48 d70
    juniper junos 12.3x48 d75
    juniper junos 12.3x48 d80
    juniper srx1500 -
    juniper srx300 -
    juniper srx4100 -
    juniper srx4200 -
    juniper srx4600 -
    juniper srx5400 -
    juniper srx550 -
    juniper srx5600 -
    juniper srx5800 -
    juniper junos 12.3x48