Cisco 7937G Denial Of Service / Privilege Escalation

Exploit Title: Cisco 7937G 1-4-5-7 - DoS/Privilege Escalation Date: 2020-08-10 Exploit Author: Cody Martin Vendor Homepage: https://cisco.com Version: =SIP-1-4-5-7 Tested On: SIP-1-4-5-5, SIP-1-4-5-7 !/usr/bin/python import sys import getopt import requests import paramiko import socket import os...

Cisco 7937G - DoS/Privilege Escalation

Exploit Title: Cisco 7937G 1-4-5-7 - DoS/Privilege Escalation Date: 2020-08-10 Exploit Author: Cody Martin Vendor Homepage: https://cisco.com Version: =SIP-1-4-5-7 Tested On: SIP-1-4-5-5, SIP-1-4-5-7 !/usr/bin/python import sys import getopt import requests import paramiko import socket import os...

CVE-2020-3639

u'When a non standard SIP sigcomp message is received from the network, then there may be chances of using more UDVM cycle or memory overflow' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in APQ8009, APQ8017,...

Design/Logic Flaw

u'When a non standard SIP sigcomp message is received from the network, then there may be chances of using more UDVM cycle or memory overflow' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in APQ8009, APQ8017,...

CVE-2020-3639

CVE-2020-3639 is reported as a critical issue affecting Qualcomm Snapdragon components (closed‑source) across multiple Snapdragon lines. The root cause described in the provided documents is handling of non‑standard SIP SigComp messages, which may cause excessive UDVM cycles or memory overflow. T...

Check Point Response to CVE-2020-28041 - NAT Slipstreaming

Cause The attack involves several vectors - Local IP disclosure, max MTU UDP and TCP calculation and leveraging a SIP parser weakness in fragmented HTTP packets which enables to "Slipstream" a legitimate SIP connection in an HTTP POST request generated by the victim's browser. The full descriptio...

ALPINE-CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

Code injection

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A respjsipsession crash was discovered in Asterisk Open Source 13.x before 13.37.1, 16.x before 16.14.1, 17.x before 17.8.1, and 18.x before 18.0.1. and Certified Asterisk before 16.8-cert5. Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This...

CVE-2020-28327

A vulnerability in Asterisk’s SIP handling (res_pjsip_session) can crash the process when a new SIP Invite is processed. The issue arises from a gap between dialog object creation and its next use, potentially allowing another thread to free the dialog and leading to a crash on dereference. Affec...

PT-2020-16974 · Sangoma +1 · Asterisk +1

Name of the Vulnerable Software and Affected Versions: Asterisk Open Source versions 13.x through 13.37.0 Asterisk Open Source versions 16.x through 16.14.0 Asterisk Open Source versions 17.x through 17.8.0 Asterisk Open Source versions 18.x through 18.0.0 Certified Asterisk versions prior to...

Premium-Rate Phone Fraudsters Hack VoIP Servers of 1200 Companies

Cybersecurity researchers today took the wraps off an on-going cyber fraud operation led by hackers in Gaza, West Bank, and Egypt to compromise VoIP servers of more than 1,200 organizations across 60 countries over the past 12 months. According to findings published by Check Point Research, the...

asterisk -- Remote crash in res_pjsip_session

The Asterisk project reports: Upon receiving a new SIP Invite, Asterisk did not return the created dialog locked or referenced. This caused a gap between the creation of the dialog object, and its next use by the thread that created it. Depending upon some off nominal circumstances, and timing it...

sip bug fix and enhancement update

An update is available for sip. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky Enterprise...

CVE-2020-28041

The SIP ALG implementation on NETGEAR Nighthawk R7000 1.0.9.6410.2.64 devices allows remote attackers to communicate with arbitrary TCP and UDP services on a victim's intranet machine, if the victim visits an attacker-controlled web site with a modern browser, aka NAT Slipstreaming. This occurs...