CVE-2021-0236
published 2021-04-22CVE-2021-0236: Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service…
medium6.5CVSS 3.1
AVNACLPRLUINSUCNINAH
Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects only Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec deployments. This issue affects: Juniper Networks Junos OS: 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2, 20.2R3; 20.3 versions prior to 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: All versions after 18.4R1-EVO prior to 20.3R2-EVO. This issue does not affect: Juniper Networks Junos OS versions prior to 18.4R1. Juniper Networks Junos OS Evolved versions prior to 18.4R1-EVO.
Affected
22 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos_os | — | — |
| juniper | junos_os_evolved | — | — |
| juniper | junos_os_evolved | — | — |
| juniper | junos_os_evolved | — | — |
| juniper | junos_os_evolved | — | — |
| juniper_networks | junos_os | >= 18.4 < 18.4R1-S8, 18.4R2-S7, 18.4R3-S7 | 18.4R1-S8, 18.4R2-S7, 18.4R3-S7 |
| juniper_networks | junos_os | >= 19.1 < 19.1R2-S2, 19.1R3-S4 | 19.1R2-S2, 19.1R3-S4 |
| juniper_networks | junos_os | >= 19.2 < 19.2R1-S6, 19.2R3-S2 | 19.2R1-S6, 19.2R3-S2 |
| juniper_networks | junos_os | >= 19.3 < 19.3R3-S2 | 19.3R3-S2 |
| juniper_networks | junos_os | >= 19.4 < 19.4R2-S4, 19.4R3-S1 | 19.4R2-S4, 19.4R3-S1 |
| juniper_networks | junos_os | >= 20.1 < 20.1R2, 20.1R3, 20.1R3-EVO | 20.1R2, 20.1R3, 20.1R3-EVO |
| juniper_networks | junos_os | >= 20.2 < 20.2R2, 20.2R3, 20.2R3-EVO | 20.2R2, 20.2R3, 20.2R3-EVO |
| juniper_networks | junos_os | >= 20.3 < 20.3R1-S1, 20.3R2, 20.3R2-EVO | 20.3R1-S1, 20.3R2, 20.3R2-EVO |
| juniper_networks | junos_os_evolved | >= 20.3-EVO < 20.3R2-EVO | 20.3R2-EVO |
GHSA
GHSA-w64j-jxcj-2f8p: Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) ser
ghsa_unreviewed·2022-05-24
CVE-2021-0236 [MEDIUM] CWE-754 GHSA-w64j-jxcj-2f8p: Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) ser
Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects only Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec deployments. This issue affects: Juniper Networks Junos OS: 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S1; 20.1 versions prior to 20.1R
Juniper
CVE-2021-0236: Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) ser
vendor_juniper·2021-04-22·CVSS 6.5
CVE-2021-0236 [MEDIUM] CWE-754 CVE-2021-0236: Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) ser
CVE-2021-0236: Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects only Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec deployments. This issue affects: Juniper Networks Junos OS: 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S1; 20.1 versions
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-04-22
Published