Category
Network devices
11,298 known vulnerabilities.
3,923 results · Clear filters · Feed
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High 7.5
SRX Series: A crafted packet may lead to information disclosure and firewall rule bypass during compilation of IDP policies.
On SRX Series devices during compilation of IDP policies, an attacker sending specially crafted packets may be able to bypass firewall rules, leading to information disclosure which an attacker may use to gain control of the target device or other internal de…
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High 7.5
SRX Series: Denial of service vulnerability in flowd daemon on devices configured with NAT-PT
A vulnerability in the Network Address Translation - Protocol Translation (NAT-PT) feature of Junos OS on SRX series devices may allow a certain valid IPv6 packet to crash the flowd daemon. Repeated crashes of the flowd daemon can result in an extended denial…
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High 7.5
Junos OS: Mbuf leak due to processing MPLS packets in VPLS network.
A Junos device with VPLS routing-instances configured on one or more interfaces may be susceptible to an mbuf leak when processing a specific MPLS packet. Approximately 1 mbuf is leaked per each packet processed. The number of mbufs is platform dependent. The…
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High 8.8
Junos OS: Short MacSec keys may allow man-in-the-middle attacks.
If all 64 digits of the connectivity association name (CKN) key or all 32 digits of the connectivity association key (CAK) key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are …
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High 7.5
Junos OS: rpd daemon cores due to malformed BGP UPDATE packet
Junos OS may be impacted by the receipt of a malformed BGP UPDATE which can lead to a routing process daemon (rpd) crash and restart. Receipt of a repeated malformed BGP UPDATEs can result in an extended denial of service condition for the device. This malfor…
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High 7.5
An exploitable code execution vulnerability exists in the XCF image rendering functionality of Simple DirectMedia Layer…
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High 8.2
MX series, SRX series: Junos OS: Denial of service vulnerability in Flowd on devices with ALG enabled.
On SRX Series and MX Series devices with a Service PIC with any ALG enabled, a crafted TCP/IP response packet processed through the device results in memory corruption leading to a flowd daemon crash. Sustained crafted response packets lead to repeated crashe…
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High 7.4
Security Bulletin: Junos OS: MAC move limit configured to drop traffic may forward traffic.
QFX and EX Series switches configured to drop traffic when the MAC move limit is exceeded will forward traffic instead of dropping traffic. This can lead to denials of services or other unintended conditions. Affected releases are Juniper Networks Junos OS: 1…
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High 7.8
Junos Space: Local privilege escalation vulnerability in Junos Space
Junos Space is affected by a privilege escalation vulnerability that may allow a local authenticated attacker to gain root privileges.
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High 7.1
Junos: vulnerabilities in J-Web (CVE-2016-1261)
J-Web does not validate certain input that may lead to cross-site request forgery (CSRF) issues or cause a denial of J-Web service (DoS).
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High 7.5
Junos: IPv6 denial of service vulnerability due to resource exhaustion (CVE-2016-4921)
By flooding a Juniper Networks router running Junos OS with specially crafted IPv6 traffic, all available resources can be consumed, leading to the inability to store next hop information for legitimate traffic. In extreme cases, the crafted IPv6 traffic may …
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High 8.4
Junos: Privilege escalation vulnerabilities in Junos CLI
Certain combinations of Junos OS CLI commands and arguments have been found to be exploitable in a way that can allow unauthorized access to the operating system. This may allow any user with permissions to run these CLI commands the ability to achieve elevat…
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High 7.5
JUNOSe: Line Card Reset: processor exception 0x68616c74 (halt) task: scheduler, upon receipt of crafted IPv6 packet
Receipt of a specifically malformed IPv6 packet processed by the router may trigger a line card reset: processor exception 0x68616c74 (halt) in task: scheduler. The line card will reboot and recover without user interaction. However, additional specifically m…
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High 8.0
Junos J-Web: Cross Site Scripting Vulnerability
Insufficient cross site scripting protection in J-Web component in Juniper Networks Junos OS may potentially allow a remote unauthenticated user to inject web script or HTML and steal sensitive data and credentials from a J-Web session and to perform administ…
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High 8.4
vMX: Information leak vulnerability
An incorrect permissions vulnerability in Juniper Networks Junos OS on vMX may allow local unprivileged users on a host system read access to vMX or vPFE images and obtain sensitive information contained in them such as private cryptographic keys. This issue …
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High 7.4
SRX Series: Antivirus updates are downloaded without verification
Juniper Networks Junos OS on SRX series devices do not verify the HTTPS server certificate before downloading anti-virus updates. This may allow a man-in-the-middle attacker to inject bogus signatures to cause service disruptions or make the device not detect…
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High 7.5
SRX series: Junos OS: SRX series using IPv6 Sun/MS-RPC ALGs may experience flowd crash on processing packets.
Any Juniper Networks SRX series device with one or more ALGs enabled may experience a flowd crash when traffic is processed by the Sun/MS-RPC ALGs. This vulnerability in the Sun/MS-RPC ALG services component of Junos OS allows an attacker to cause a repeated …
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High 7.5
Junos Space: Insufficient verification of node certificates.
Insufficient verification of node certificates in Juniper Networks Junos Space may allow a man-in-the-middle type of attacker to make unauthorized modifications to Space database or add nodes. Affected releases are Juniper Networks Junos Space all versions pr…
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High 7.1
Junos Space: Insufficient verification of cluster messages
Lack of authentication and authorization of cluster messages in Juniper Networks Junos Space may allow a man-in-the-middle type of attacker to intercept, inject or disrupt Junos Space cluster operations between two nodes. Affected releases are Juniper Network…
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High 7.5
Junos: SRX cluster denial of service vulnerability in flowd due to multicast packets
When Express Path (formerly known as service offloading) is configured on Juniper Networks SRX1400, SRX3400, SRX3600, SRX5400, SRX5600, SRX5800 in high availability cluster configuration mode, certain multicast packets might cause the flowd process to crash, …
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High 8.0
Junos Space: Persistent Cross site scripting in Junos Space
A persistent site scripting vulnerability in Juniper Networks Junos Space allows users who can change certain configuration to implant malicious Javascript or HTML which may be used to steal information or perform actions as other Junos Space users or adminis…
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High 7.5
SRX Series: Embedded ICMP may cause the flowd process to crash
On SRX Series devices, a crafted ICMP packet embedded within a NAT64 IPv6 to IPv4 tunnel may cause the flowd process to crash. Repeated crashes of the flowd process constitutes an extended denial of service condition for the SRX Series device. This issue only…
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High 7.5
Junos: rpd core due to receipt of specially crafted BGP packet
Juniper Networks Junos OS 16.1R1, and services releases based off of 16.1R1, are vulnerable to the receipt of a crafted BGP Protocol Data Unit (PDU) sent directly to the router, which can cause the RPD routing process to crash and restart. Unlike BGP UPDATEs,…
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High 8.8
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…
KEV Mar 3, 2022 -
High 8.8
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…
KEV Mar 3, 2022 -
High 8.8CVE-2017-6744 Exploited
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…
KEV Mar 3, 2022 -
High 8.8
A vulnerability in the SNMP implementation of could allow an authenticated, remote attacker to cause a reload of the af…
KEV Mar 3, 2022 -
High 8.8
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…
KEV Mar 3, 2022 -
High 8.8
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilit…
KEV Mar 3, 2022 -
High 8.8
A vulnerability in the SNMP implementation of could allow an authenticated, remote attacker to cause a reload of the af…
KEV Apr 19, 2023 -
High 8.8
A vulnerability in the SNMP implementation of could allow an authenticated, remote attacker to cause a reload of the af…
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High 8.4
ScreenOS: XSS vulnerability in ScreenOS Firewall
A persistent cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a user with the 'security' role to inject HTML/JavaScript content into the management session of other users includin…
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High 7.5
Junos: RPD crash due to malformed BGP OPEN message
Receipt of a malformed BGP OPEN message may cause the routing protocol daemon (rpd) process to crash and restart. By continuously sending specially crafted BGP OPEN messages, an attacker can repeatedly crash the rpd process causing prolonged denial of service…
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High 7.5
Junos OS: jdhcpd daemon crash due to invalid IPv6 UDP packets
The Juniper Enhanced jdhcpd daemon may experience high CPU utilization, or crash and restart upon receipt of an invalid IPv6 UDP packet. Both high CPU utilization and repeated crashes of the jdhcpd daemon can result in a denial of service as DHCP service is i…
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High 8.4
ScreenOS: XSS vulnerability in ScreenOS Firewall
A persistent cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a user with the 'security' role to inject HTML/JavaScript content into the management session of other users includin…
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High 8.4
ScreenOS: XSS vulnerability in ScreenOS Firewall
A persistent cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a user with the 'security' role to inject HTML/JavaScript content into the management session of other users includin…
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High 8.8
Junos OS: VM to host privilege escalation in platforms with Junos OS running in a virtualized environment.
An insufficient authentication vulnerability on platforms where Junos OS instances are run in a virtualized environment, may allow unprivileged users on the Junos OS instance to gain access to the host operating environment, and thus escalate privileges. Affe…
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High 8.4
ScreenOS: XSS vulnerability in ScreenOS Firewall
A persistent cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a user with the 'security' role to inject HTML/JavaScript content into the management session of other users includin…
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High 8.1
SRX Series: MACsec failure to report errors
MACsec feature on Juniper Networks Junos OS 15.1X49 prior to 15.1X49-D100 on SRX300 series does not report errors when a secure link can not be established. It falls back to an unencrypted link. This can happen when MACsec is configured on ports that are not …
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High 7.8
Junos: Buffer overflow in sockets library
A routine within an internal Junos OS sockets library is vulnerable to a buffer overflow. Malicious exploitation of this issue may lead to a denial of service (kernel panic) or be leveraged as a privilege escalation through local code execution. The routines …