PT-2021-19273 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS versions prior to 12.3R12-S18 Juniper Networks Junos OS versions prior to 15.1R7-S9 Juniper Networks Junos OS versions prior to 17.2R3-S3 Juniper Networks Junos OS versions prior to 17.3R3-S7 Juniper Networks Junos O...

PT-2021-19271

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS on SRX Series versions 18.2 through 18.2R3-S8 Juniper Networks Junos OS on SRX Series versions 18.3 through 18.3R3-S5 Juniper Networks Junos OS on SRX Series versions 18.4 through 18.4R3-S8 Juniper Networks Junos OS o...

CVE-2021-31367: Missing Release of Memory after Effective Lifetime

A Missing Release of Memory after Effective Lifetime vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on PTX Series allows an adjacent attacker to cause a Denial of Service DoS by sending genuine BGP flowspec packets which cause an FPC heap memory leak. Once having r...

PT-2021-19261

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions prior to 18.2R3-S8 Juniper Networks Junos OS versions 18.3 prior to 18.3R3-S5 Juniper Networks Junos OS versions 18.4 prior to 18.4R3-S9 Juniper Networks Junos OS versions 19.1 prior to 19.1R3-S7 Juniper...

CVE-2021-0297: Improper Handling of Exceptional Conditions

A vulnerability in the processing of TCP MD5 authentication in Juniper Networks Junos OS Evolved may allow a BGP or LDP session configured with MD5 authentication to succeed, even if the peer does not have TCP MD5 authentication enabled. This could lead to untrusted or unauthorized sessions being...

Juniper Networks Junos OS Access Control Error Vulnerability

Juniper Networks Junos OS is a network operating system from Juniper Networks, Inc. for the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. Juniper Networks Junos OS is vulnerable to an access control error, which results from a specific...

Vulnerabilities fixed in Juniper Junos OS

Vulnerabilities have been fixed in Juniper Junos OS. The vulnerabilities allow a malicious party to carry out attacks execute attacks that result in the following categories of damage: Cross-Site Scripting XSS. Denial-of-Service DoS. Remote code execution User Rights Increased user rights Juniper...

CVE-2021-31384

Due to a Missing Authorization weakness and Insufficient Granularity of Access Control in a specific device configuration, a vulnerability exists in Juniper Networks Junos OS on SRX Series whereby an attacker who attempts to access J-Web administrative interfaces can successfully do so from any...

CVE-2021-0299

An Improper Handling of Exceptional Conditions vulnerability in the processing of a transit or directly received malformed IPv6 packet in Juniper Networks Junos OS results in a kernel crash, causing the device to restart, leading to a Denial of Service DoS. Continued receipt and processing of thi...

CVE-2021-31368

An Uncontrolled Resource Consumption vulnerability in the kernel of Juniper Networks JUNOS OS allows an unauthenticated network based attacker to cause 100% CPU load and the device to become unresponsive by sending a flood of traffic to the out-of-band management ethernet port. Continued receipte...

CVE-2021-31383

In Point to MultiPoint P2MP scenarios within established sessions between network or adjacent neighbors the improper use of a source to destination copy write operation combined with a Stack-based Buffer Overflow on certain specific packets processed by the routing protocol daemon RPD of Juniper...

CVE-2021-31361

An Improper Check for Unusual or Exceptional Conditions vulnerability combined with Improper Handling of Exceptional Conditions in Juniper Networks Junos OS on QFX Series and PTX Series allows an unauthenticated network based attacker to cause increased FPC CPU utilization by sending specific IP...

CVE-2021-31382

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. This issue only occurs whe...

CVE-2021-31369

On MX Series platforms with MS-MPC/MS-MIC, an Allocation of Resources Without Limits or Throttling vulnerability in Juniper Networks Junos OS allows an unauthenticated network attacker to cause a partial Denial of Service DoS with a high rate of specific traffic. If a Class of Service CoS rule is...

CVE-2021-31354

An Out Of Bounds OOB access vulnerability in the handling of responses by a Juniper Agile License JAL Client in Juniper Networks Junos OS and Junos OS Evolved, configured in Network Mode to use Juniper Agile License Manager may allow an attacker to cause a partial Denial of Service DoS, or lead t...

CVE-2021-31355

A persistent cross-site scripting XSS vulnerability in the captive portal graphical user interface of Juniper Networks Junos OS may allow a remote authenticated user to inject web script or HTML and steal sensitive data and credentials from a web administration session, possibly tricking a...

CVE-2021-31350

An Improper Privilege Management vulnerability in the gRPC framework, used by the Juniper Extension Toolkit JET API on Juniper Networks Junos OS and Junos OS Evolved, allows a network-based, low-privileged authenticated attacker to perform operations as root, leading to complete compromise of the...

CVE-2021-31385

An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in J-Web of Juniper Networks Junos OS allows any low-privileged authenticated attacker to elevate their privileges to root. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S1...

CVE-2021-31360

An improper privilege management vulnerability in the Juniper Networks Junos OS and Junos OS Evolved command-line interpreter CLI allows a low-privileged user to overwrite local files as root, possibly leading to a system integrity issue or Denial of Service DoS. Depending on the files overwritte...

CVE-2021-0297

A vulnerability in the processing of TCP MD5 authentication in Juniper Networks Junos OS Evolved may allow a BGP or LDP session configured with MD5 authentication to succeed, even if the peer does not have TCP MD5 authentication enabled. This could lead to untrusted or unauthorized sessions being...