Vulnerabilities > Juniper > Junos > 18.1

DATE CVE VULNERABILITY TITLE RISK
2021-10-19 CVE-2021-31382 Race Condition vulnerability in Juniper Junos
On PTX1000 System, PTX10002-60C System, after upgrading to an affected release, a Race Condition vulnerability between the chassis daemon (chassisd) and firewall process (dfwd) of Juniper Networks Junos OS, may update the device's interfaces with incorrect firewall filters.
network
high complexity
juniper CWE-362
critical
9.0
2021-07-15 CVE-2021-0281 Improper Check for Unusual or Exceptional Conditions vulnerability in Juniper Junos
On Juniper Networks Junos OS devices configured with BGP origin validation using Resource Public Key Infrastructure (RPKI) receipt of a specific packet from the RPKI cache server may cause routing process daemon (RPD) to crash and restart, creating a Denial of Service (DoS) condition.
network
low complexity
juniper CWE-754
7.5
2021-07-15 CVE-2021-0289 Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Juniper Junos
When user-defined ARP Policer is configured and applied on one or more Aggregated Ethernet (AE) interface units, a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability between the Device Control Daemon (DCD) and firewall process (dfwd) daemons of Juniper Networks Junos OS allows an attacker to bypass the user-defined ARP Policer.
high complexity
juniper CWE-367
5.3
2021-04-22 CVE-2021-0270 Use After Free vulnerability in Juniper Junos 18.1
On PTX Series and QFX10k Series devices with the "inline-jflow" feature enabled, a use after free weakness in the Packet Forwarding Engine (PFE) microkernel architecture of Juniper Networks Junos OS may allow an attacker to cause a Denial of Service (DoS) condition whereby one or more Flexible PIC Concentrators (FPCs) may restart.
network
high complexity
juniper CWE-416
5.9
2021-04-22 CVE-2021-0268 Injection vulnerability in Juniper Junos
An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') weakness in J-web of Juniper Networks Junos OS leads to buffer overflows, segment faults, or other impacts, which allows an attacker to modify the integrity of the device and exfiltration information from the device without authentication.
network
low complexity
juniper CWE-74
critical
9.3
2021-04-22 CVE-2021-0255 Improper Privilege Management vulnerability in Juniper Junos
A local privilege escalation vulnerability in ethtraceroute of Juniper Networks Junos OS may allow a locally authenticated user with shell access to escalate privileges and write to the local filesystem as root.
local
low complexity
juniper CWE-269
7.8
2021-04-22 CVE-2021-0253 Unspecified vulnerability in Juniper Junos
NFX Series devices using Juniper Networks Junos OS are susceptible to a local command execution vulnerability thereby allowing an attacker to elevate their privileges via the Junos Device Management Daemon (JDMD) process.
local
low complexity
juniper
7.8
2021-04-22 CVE-2021-0252 Unspecified vulnerability in Juniper Junos
NFX Series devices using Juniper Networks Junos OS are susceptible to a local code execution vulnerability thereby allowing an attacker to elevate their privileges via the Junos Device Management Daemon (JDMD) process.
local
low complexity
juniper
7.8
2021-04-22 CVE-2021-0249 Classic Buffer Overflow vulnerability in Juniper Junos
On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS may allow an attacker to arbitrarily execute code or commands on the target to take over or otherwise impact the device by sending crafted packets to or through the device.
network
low complexity
juniper CWE-120
critical
9.8
2021-04-22 CVE-2021-0247 Race Condition vulnerability in Juniper Junos
A Race Condition (Concurrent Execution using Shared Resource with Improper Synchronization) vulnerability in the firewall process (dfwd) of Juniper Networks Junos OS allows an attacker to bypass the firewall rule sets applied to the input loopback filter on any interfaces of a device.
network
high complexity
juniper CWE-362
5.5