CVE-2015-5361

Background For regular, unencrypted FTP traffic, the FTP ALG can inspect the unencrypted control channel and open related sessions for the FTP data channel. These related sessions gates are specific to source and destination IPs and ports of client and server. The design intent of the...

Design/Logic Flaw

Background For regular, unencrypted FTP traffic, the FTP ALG can inspect the unencrypted control channel and open related sessions for the FTP data channel. These related sessions gates are specific to source and destination IPs and ports of client and server. The design intent of the...

CVE-2015-5361

CVE-2015-5361 describes a Juniper Junos OS issue where, if the FTP ALG ftps-extensions option is used (and not disabled by default), the encrypted control channel prevents port-specific inspection and the device may open a wide data channel (gate) from the client IP to the server IP across all de...

CVE-2019-19050

A memory leak in the cryptoreportstat function in crypto/cryptouserstat.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service memory consumption by triggering cryptoreportstatalg failures, aka CID-c03b04dcdba1...

Junos OS: SIP ALG flowd DoS (JSA10953)

According to its self-reported version number, the remote Juniper Junos device is affected by a vulnerability in the SIP ALG packet processing service which allows an attacker to cause a Denial of Service DoS to the device. A remote, unauthenticated attacker can exploit this by sending specific...

CVE-2019-0065

On MX Series, when the SIP ALG is enabled, receipt of a certain malformed SIP packet may crash the MS-PIC component on MS-MIC or MS-MPC. By continuously sending a crafted SIP packet, an attacker can repeatedly bring down MS-PIC on MS-MIC/MS-MPC causing a sustained Denial of Service. This issue...

CVE-2019-0055

A vulnerability in the SIP ALG packet processing service of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS to the device by sending specific types of valid SIP traffic to the device. In this case, the flowd process crashes and generates a core dump while processing...

Denial of service

On MX Series, when the SIP ALG is enabled, receipt of a certain malformed SIP packet may crash the MS-PIC component on MS-MIC or MS-MPC. By continuously sending a crafted SIP packet, an attacker can repeatedly bring down MS-PIC on MS-MIC/MS-MPC causing a sustained Denial of Service. This issue...

Design/Logic Flaw

A vulnerability in the SIP ALG packet processing service of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS to the device by sending specific types of valid SIP traffic to the device. In this case, the flowd process crashes and generates a core dump while processing...

CVE-2019-0065

Junos OS on MX Series is affected by CVE-2019-0065 due to a malformed SIP packet that, when the SIP ALG is enabled, can crash the MS-PIC component on MS-MIC or MS-MPC and cause a sustained DoS. Affected releases include MX Series across multiple track versions prior to fixed builds: 16.1R7-S5, 16...

CVE-2019-0055

CVE-2019-0055 affects Juniper Networks Junos OS SIP ALG flowd. The issue allows an unauthenticated attacker to cause a Denial of Service by sending specific valid SIP traffic to the device, triggering the flowd process to crash and generate a core dump while processing SIP ALG traffic. Continued ...

Cisco IOS XE FTP ALG Denial of Service Vulnerability

Cisco IOS XE is a set of modular operating system based on Linux kernel developed by Cisco for its network equipment. A denial of service vulnerability exists in the FTP Application Layer Gateway ALG feature used by Network Address Translation NAT, NAT64, and ZBFW in Cisco IOS XE. The vulnerabili...

CVE-2019-12655 Cisco IOS XE Software FTP Application Layer Gateway for NAT, NAT64, and ZBFW Denial of Service Vulnerability

A vulnerability in the FTP application layer gateway ALG functionality used by Network Address Translation NAT, NAT IPv6 to IPv4 NAT64, and the Zone-Based Policy Firewall ZBFW in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The...

CVE-2019-12655

The CVE-2019-12655 issue affects Cisco IOS XE Software, specifically the FTP Application Layer Gateway (ALG) used with NAT, NAT64, and ZBFW. The vulnerability stems from a buffer overflow that occurs when the device inspects certain FTP traffic, enabling an unauthenticated, remote attacker to cau...

CVE-2019-12646 Cisco IOS XE Software NAT Session Initiation Protocol Application Layer Gateway Denial of Service Vulnerability

A vulnerability in the Network Address Translation NAT Session Initiation Protocol SIP Application Layer Gateway ALG of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper processing of transient SIP...

CVE-2019-12646 Cisco IOS XE Software NAT Session Initiation Protocol Application Layer Gateway Denial of Service Vulnerability

A vulnerability in the Network Address Translation NAT Session Initiation Protocol SIP Application Layer Gateway ALG of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper processing of transient SIP...

CVE-2019-12646

Cisco IOS XE Software NAT SIP ALG Denial of Service (CVE-2019-12646) concerns public-facing NAT handling of transient SIP traffic on the IOS XE NAT SIP ALG. The flaw arises from improper processing of SIP packets, allowing an unauthenticated, remote attacker to trigger a device reload via crafted...

Cisco IOS XE Software FTP Application Layer Gateway for NAT, NAT64, and ZBFW Denial of Service Vulnerability

A vulnerability in the FTP application layer gateway ALG functionality used by Network Address Translation NAT, NAT IPv6 to IPv4 NAT64, and the Zone-Based Policy Firewall ZBFW in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The...

Cisco IOS XE Software NAT Session Initiation Protocol Application Layer Gateway Denial of Service Vulnerability

A vulnerability in the Network Address Translation NAT Session Initiation Protocol SIP Application Layer Gateway ALG of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper processing of transient SIP...

JWT Tool - A Toolkit For Testing, Tweaking And Cracking JSON Web Tokens

jwttool.py is a toolkit for validating, forging and cracking JWTs JSON Web Tokens. Its functionality includes: Checking the validity of a token Testing for the RS/HS256 public key mismatch vulnerability Testing for the alg=None signature-bypass vulnerability Testing the validity of a secret/key/k...