
CVE-2024-30386 – Junos OS and Junos OS Evolved: In a EVPN-VXLAN scenario state changes on adjacent systems can cause an l2ald process crash
https://notcve.org/view.php?id=CVE-2024-30386
12 Apr 2024 — A Use-After-Free vulnerability in the Layer 2 Address Learning Daemon (l2ald) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause l2ald to crash leading to a Denial-of-Service (DoS). In an EVPN-VXLAN scenario, when state updates are received and processed by the affected system, the correct order of some processing steps is not ensured, which can lead to an l2ald crash and restart. Whether the crash occurs depends on system internal timing which is outside... • http://supportportal.juniper.net/JSA79184 • CWE-416: Use After Free •

CVE-2024-30382 – Junos OS and Junos OS Evolved: RPD crash when CoS-based forwarding (CBF) policy is configured
https://notcve.org/view.php?id=CVE-2024-30382
12 Apr 2024 — An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based, unauthenticated attacker to send a specific routing update, causing an rpd core due to memory corruption, leading to a Denial of Service (DoS). This issue can only be triggered when the system is configured for CoS-based forwarding (CBF) with a policy map containing a cos-next-hop-map action (see below). This issue affects: Junos OS: * al... • https://supportportal.juniper.net/JSA79174 • CWE-755: Improper Handling of Exceptional Conditions •

CVE-2024-30394 – Junos OS and Junos OS Evolved: A specific EVPN type-5 route causes rpd crash
https://notcve.org/view.php?id=CVE-2024-30394
12 Apr 2024 — A Stack-based Buffer Overflow vulnerability in the Routing Protocol Daemon (RPD) component of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause an rpd crash, leading to Denial of Service (DoS). On all Junos OS and Junos OS Evolved platforms, when EVPN is configured, and a specific EVPN type-5 route is received via BGP, rpd crashes and restarts. Continuous receipt of this specific route will lead to a sustained Denial of Service (DoS) condition. This issue affects: Juno... • https://supportportal.juniper.net/JSA79094 • CWE-121: Stack-based Buffer Overflow •

CVE-2024-30395 – Junos OS and Junos OS Evolved: A malformed BGP tunnel encapsulation attribute will lead to an rpd crash
https://notcve.org/view.php?id=CVE-2024-30395
12 Apr 2024 — An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD) of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause Denial of Service (DoS). If a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart. This issue affects: Junos OS: * all versions before 21.2R3-S7, * from 21.3 before 21.3R3-S5, * from 21.4 before 21.4R3-S5, * fr... • https://supportportal.juniper.net/JSA79095 • CWE-1287: Improper Validation of Specified Type of Input •

CVE-2024-21615 – Junos OS and Junos OS Evolved: A low-privileged user can access confidential information
https://notcve.org/view.php?id=CVE-2024-21615
12 Apr 2024 — An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privileged attacker to access confidential information on the system. On all Junos OS and Junos OS Evolved platforms, when NETCONF traceoptions are configured, and a super-user performs specific actions via NETCONF, then a low-privileged user can access sensitive information compromising the confidentiality of the system. This issue affects: Junos OS: * all versions before 21.2R3-S7, * from 2... • https://supportportal.juniper.net/JSA75756 • CWE-276: Incorrect Default Permissions •

CVE-2024-21590 – Junos OS Evolved: Packets which are not destined to the device can reach the RE
https://notcve.org/view.php?id=CVE-2024-21590
12 Apr 2024 — An Improper Input Validation vulnerability in Juniper Tunnel Driver (jtd) and ICMP module of Juniper Networks Junos OS Evolved allows an unauthenticated attacker within the MPLS administrative domain to send specifically crafted packets to the Routing Engine (RE) to cause a Denial of Service (DoS). When specifically crafted transit MPLS IPv4 packets are received by the Packet Forwarding Engine (PFE), these packets are internally forwarded to the RE. Continued receipt of these packets may create a sustained ... • https://supportportal.juniper.net/JSA75728 • CWE-20: Improper Input Validation •

CVE-2024-21612 – Junos OS Evolved: Specific TCP traffic causes OFP core and restart of RE
https://notcve.org/view.php?id=CVE-2024-21612
12 Jan 2024 — An Improper Handling of Syntactically Invalid Structure vulnerability in Object Flooding Protocol (OFP) service of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). On all Junos OS Evolved platforms, when specific TCP packets are received on an open OFP port, the OFP crashes leading to a restart of Routine Engine (RE). Continuous receipt of these specific TCP packets will lead to a sustained Denial of Service (DoS) condition. This issue a... • https://supportportal.juniper.net/JSA75753 • CWE-228: Improper Handling of Syntactically Invalid Structure •

CVE-2023-44201 – Junos OS and Junos OS Evolved: A local attacker can retrieve sensitive information and elevate privileges on the device to an authorized user.
https://notcve.org/view.php?id=CVE-2023-44201
12 Oct 2023 — An Incorrect Permission Assignment for Critical Resource vulnerability in a specific file of Juniper Networks Junos OS and Junos OS Evolved allows a local authenticated attacker to read configuration changes without having the permissions. When a user with the respective permissions commits a configuration change, a specific file is created. That file is readable even by users with no permissions to access the configuration. This can lead to privilege escalation as the user can read the password hash when a... • https://supprtportal.juniper.net/JSA73167 • CWE-732: Incorrect Permission Assignment for Critical Resource •

CVE-2023-44197 – Junos OS and Junos OS Evolved: An rpd crash may occur when BGP is processing newly learned routes
https://notcve.org/view.php?id=CVE-2023-44197
12 Oct 2023 — An Out-of-Bounds Write vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). On all Junos OS and Junos OS Evolved devices an rpd crash and restart can occur while processing BGP route updates received over an established BGP session. This specific issue is observed for BGP routes learned via a peer which is configured with a BGP import policy that has hundreds of terms matchin... • https://supportportal.juniper.net/JSA73163 • CWE-787: Out-of-bounds Write •

CVE-2023-44196 – Junos OS Evolved: PTX10003 Series: Packets which are not destined to the router can reach the RE
https://notcve.org/view.php?id=CVE-2023-44196
12 Oct 2023 — An Improper Check for Unusual or Exceptional Conditions in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS Evolved on PTX10003 Series allows an unauthenticated adjacent attacker to cause an impact to the integrity of the system. When specific transit MPLS packets are received by the PFE, these packets are internally forwarded to the RE. This issue is a prerequisite for CVE-2023-44195. This issue affects Juniper Networks Junos OS Evolved: * All versions prior to 20.4R3-S8-EVO; * 21.1-EVO vers... • https://supportportal.juniper.net/JSA73162 • CWE-754: Improper Check for Unusual or Exceptional Conditions •