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CVSS: 7.1EPSS: 0%CPEs: 35EXPL: 0

17 Apr 2023 — An Improper Authorization vulnerability in the 'sysmanctl' shell command of Juniper Networks Junos OS Evolved allows a local, authenticated attacker to execute administrative commands that could impact the integrity of the system or system availability. Administrative functions such as daemon restarting, routing engine (RE) switchover, and node shutdown can all be performed through exploitation of the 'sysmanctl' command. Access to the 'sysmanctl' command is only available from the Junos shell. Neither dire... • https://supportportal.juniper.net/JSA70597 • CWE-285: Improper Authorization CWE-287: Improper Authentication •

CVSS: 7.8EPSS: 0%CPEs: 91EXPL: 0

17 Apr 2023 — A Use of Uninitialized Resource vulnerability in the Border Gateway Protocol (BGP) software of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker to send specific genuine BGP packets to a device configured with BGP to cause a Denial of Service (DoS) by crashing the Routing Protocol Daemon (rpd). This issue is triggered when the packets attempt to initiate a BGP connection before a BGP session is successfully established. Continued receipt of these specific BGP pa... • https://supportportal.juniper.net/JSA70591 • CWE-908: Use of Uninitialized Resource •

CVSS: 5.3EPSS: 0%CPEs: 63EXPL: 0

17 Apr 2023 — An Insecure Default Initialization of Resource vulnerability in Juniper Networks Junos OS Evolved allows an unauthenticated, network based attacker to read certain confidential information. In the default configuration it is possible to read confidential information about locally configured (administrative) users of the affected system. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S7-EVO on pending commit???; 21.1-EVO versions prior to 21.1R3-S4-EVO on awaiting build; 2... • https://supportportal.juniper.net/JSA70603 • CWE-1188: Initialization of a Resource with an Insecure Default •

CVSS: 5.5EPSS: 0%CPEs: 53EXPL: 0

17 Apr 2023 — A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes). This issue affects: Juniper Networks Junos OS * 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6; * 20.3 vers... • https://supportportal.juniper.net/JSA70606 • CWE-416: Use After Free •

CVSS: 6.5EPSS: 0%CPEs: 83EXPL: 0

17 Apr 2023 — An Improper Input Validation vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS). If the receipt of router advertisements is enabled on an interface and a specifically malformed RA packet is received, memory corruption will happen which leads to an rpd crash. This issue affects: Juniper Networks Junos OS 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S3; 21.1 versions prior to 21.1R3-S4... • https://supportportal.juniper.net/JSA70607 • CWE-20: Improper Input Validation •

CVSS: 7.8EPSS: 0%CPEs: 66EXPL: 0

17 Apr 2023 — A Missing Release of Memory after Effective Lifetime vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service (DoS). In a BGP rib sharding scenario, when an attribute of an active BGP route is updated memory will leak. As rpd memory usage increases over time the rpd process will eventually run out of memory, crash, and restart. The memory utilization can be monitored with the following CLI co... • https://supportportal.juniper.net/JSA70608 • CWE-401: Missing Release of Memory after Effective Lifetime •

CVSS: 6.1EPSS: 0%CPEs: 31EXPL: 0

12 Jan 2023 — An Allocation of Resources Without Limits or Throttling weakness in the memory management of the Packet Forwarding Engine (PFE) on Juniper Networks Junos OS Evolved PTX10003 Series devices allows an adjacently located attacker who has established certain preconditions and knowledge of the environment to send certain specific genuine packets to begin a Time-of-check Time-of-use (TOCTOU) Race Condition attack which will cause a memory leak to begin. Once this condition begins, and as long as the attacker is a... • https://kb.juniper.net/JSA70193 • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition CWE-770: Allocation of Resources Without Limits or Throttling •

CVSS: 6.5EPSS: 0%CPEs: 104EXPL: 0

12 Jan 2023 — An Incomplete Cleanup vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a Denial of Service (DoS). An rpd crash can occur when an MPLS TE tunnel configuration change occurs on a directly connected router. This issue affects: Juniper Networks Junos OS All versions prior to 18.4R2-S7; 19.1 versions prior to 19.1R3-S2; 19.2 versions prior to 19.2R3; 19.3 versions prior to 19.3R3; 19.4 versions prior to 19.4... • https://kb.juniper.net/JSA70203 • CWE-459: Incomplete Cleanup •

CVSS: 5.9EPSS: 0%CPEs: 14EXPL: 0

12 Jan 2023 — A Use After Free vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). In a Non Stop Routing (NSR) scenario, an unexpected kernel restart might be observed if "bgp auto-discovery" is enabled and if there is a BGP neighbor flap of auto-discovery sessions for any reason. This is a race condition which is outside of an attackers direct control and it depends on system internal timing whether this issue occurs. This... • https://kb.juniper.net/JSA70198 • CWE-416: Use After Free •

CVSS: 6.5EPSS: 0%CPEs: 130EXPL: 0

12 Jan 2023 — A Missing Release of Memory after Effective Lifetime vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a Denial of Service (DoS). In a segment-routing scenario with OSPF as IGP, when a peer interface continuously flaps, next-hop churn will happen and a continuous increase in Routing Protocol Daemon (rpd) memory consumption will be observed. This will eventually lead to an rpd crash and restart when the memory is full. The memo... • https://kb.juniper.net/JSA70202 • CWE-401: Missing Release of Memory after Effective Lifetime •