CVE-2021-0211

CVE-2021-0211 describes an improper check in Juniper Networks Junos OS and Junos OS Evolved Routing Protocol Daemon (RPD) that allows an attacker to inject a valid BGP FlowSpec message, causing unexpected changes to route advertisements in the BGP FlowSpec domain and leading to a DoS condition. A...

CVE-2021-0211 Junos OS and Junos OS Evolved: Upon receipt of a specific BGP FlowSpec message network traffic may be disrupted.

An improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved Routing Protocol Daemon RPD service allows an attacker to send a valid BGP FlowSpec message thereby causing an unexpected change in the route advertisements within the BGP FlowSpec domain...

CVE-2021-0210 Junos OS: Privilege escalation in J-Web due to arbitrary command and code execution via information disclosure from another users active session

An Information Exposure vulnerability in J-Web of Juniper Networks Junos OS allows an unauthenticated attacker to elevate their privileges over the target system through opportunistic use of an authenticated users session. This issue affects: Juniper Networks Junos OS 12.3 versions prior to...

CVE-2021-0210

CVE-2021-0210 affects Juniper Networks Junos OS and specifically the J-Web interface. The vulnerability is an information exposure flaw that enables an unauthenticated attacker to leverage an authenticated user session to elevate privileges. Affected versions include multiple release tracks acros...

CVE-2021-0209

CVE-2021-0209 affects Juniper Networks Junos OS Evolved (RPD daemon) where processing certain valid BGP update packets can lead to an uninitialized pointer dereference, causing RPD to core and a Denial of Service. The DoS can persist with continued receipt of such packets and requires an RPD rest...

CVE-2021-0208 Junos OS and Junos OS Evolved: In bidirectional LSP configurations, on MPLS egress router RPD may core upon receipt of specific malformed RSVP packet.

An improper input validation vulnerability in the Routing Protocol Daemon RPD service of Juniper Networks Junos OS allows an attacker to send a malformed RSVP packet when bidirectional LSPs are in use, which when received by an egress router crashes the RPD causing a Denial of Service DoS...

CVE-2021-0208

Technical details beyond the initial description are not provided in the connected documents; monitor for updates on CVE-2021-0208 via Juniper/NCSC pages.

CVE-2021-0207 NFX250, NFX350, QFX5K Series, EX2300 Series, EX3400 Series, EX4300 Multigigabit, EX4600 Series: Certain genuine traffic received by the Junos OS device will be discarded instead of forwarded.

An improper interpretation conflict of certain data between certain software components within the Juniper Networks Junos OS devices does not allow certain traffic to pass through the device upon receipt from an ingress interface filtering certain specific types of traffic which is then being...

CVE-2021-0206

CVE-2021-0206 is a NULL pointer dereference in Juniper Junos OS that can crash the Packet Forwarding Engine (PFE) on NFX/SRX platforms when SSL Proxy is enabled, causing a DoS. Exploitation requires sending specific packets over the network. Affected ranges include Junos OS on NFX/SRX: 18.3 befor...

CVE-2021-0207

CVE-2021-0207 describes a DoS in Juniper Networks Junos OS caused by an improper interpretation conflict of certain data between software components, where specific traffic received on an ingress interface is filtered and redirected to a different VLAN, preventing forwarding. The issue affects IP...

CVE-2021-0205

CVE-2021-0205 concerns Juniper Junos OS on MX Series when IDS is configured with a dynamic firewall filter using IPv6 prefixes. The issue causes the prefix to be incorrectly matched as /32, potentially blocking legitimate traffic. Affects MX Series devices with MS-MPC/MS-MIC/MS-SPC3 cards and IDS...

CVE-2021-0204

CVE-2021-0204 is a local privilege escalation in Juniper Networks Junos OS, affecting the delta-export configuration utility (dexp). The issue arises because dexp is shipped with setuid root ownership, allowing a locally authenticated shell user to run dexp with root privileges and access sensiti...

CVE-2021-0203

The CVE-2021-0203 entry concerns Juniper Junos OS on EX Series and QFX5K Series where a Storm Control profile on the Redundant Trunk Group interface may not activate when the threshold is reached. Affected: EX Series and QFX5K Series; not affecting EX2200, EX3300, EX4200, or EX9200. Vulnerable so...

CVE-2021-0204 Junos OS: dexp Local Privilege Escalation vulnerabilities in SUID binaries

A sensitive information disclosure vulnerability in delta-export configuration utility dexp of Juniper Networks Junos OS may allow a locally authenticated shell user the ability to create and read database files generated by the dexp utility, including password hashes of local users. Since dexp i...

Vulnerabilities fixed in Juniper Junos OS

Juniper has fixed vulnerabilities in Junos OS. The vulnerabilities allow a remote malicious person to to bypass a security measure and to cause a denial-of-service cause. Juniper categorizes these vulnerabilities according to the CVSSv3 method with a highest score of 8.8. Juniper has released...

Juniper Junos OS DoS (JSA11111)

The version of Junos OS installed on the remote host is affected by a denial of service vulnerability as referenced in the JSA11111 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. TRUSTED...

Juniper Networks Junos OS Elevation of Privilege Vulnerability (CNVD-2021-03551)

Juniper Networks Junos OS is a Juniper Networks network operating system for the company's hardware devices. The OS provides a secure programming interface and the Junos SDK. An elevation of privilege vulnerability exists in Junos OS. An attacker could use this vulnerability to bypass restriction...

Juniper Junos OS Denial of Service (JSA11105)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA11105 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. TRUSTED...

Juniper Junos OS Command Injection (JSA11108)

The version of Junos OS installed on the remote host is affected by a command injection vulnerability as referenced in the JSA11108 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. C Tenable Network Security,...

Juniper Junos OS Command Injection (JSA11109)

The version of Junos OS installed on the remote host is affected by a command injection vulnerability as referenced in the JSA11109 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. C Tenable Network Security,...