4579 matches found
A Technical Analysis of CVE-2022-22583 and CVE-2022-32800
This blog entry discusses the technical details of how we exploited CVE-2022-22583 using a different method. We also tackle the technical details of CVE-2022-32800, another SIP-bypass that we discovered more recently, in this report...
CVE-2022-23537
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects...
ALPINE-CVE-2022-23537
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects...
Design/Logic Flaw
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects...
CVE-2022-23537
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects...
CVE-2022-23537
CVE-2022-23537 affects the pjproject family (PJSIP/PJNATH) used for STUN processing. The issue is a buffer overread that occurs when parsing a specially crafted STUN message containing an unknown attribute, as described in the CVE entry. The vulnerability applies to applications using STUN featur...
CVE-2022-23537 PJSIP vulnerable to heap buffer overflow when decoding STUN message
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects...
CVE-2022-23537
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects...
Diving into an Old Exploit Chain and Discovering 3 new SIP-Bypass Vulnerabilities
More than two years ago, a researcher, A2nkF demonstrated the exploit chain from root privilege escalation to SIP-Bypass up to arbitrary kernel extension loading. In this blog entry, we will discuss how we discovered 3 more vulnerabilities from the old exploit chain...
CVE-2022-47516
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion...
CVE-2022-47517
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that causes a urlcanonize2 heap-based buffer over-read because of an off-by-one error...
Code injection
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion...
CVE-2022-47516
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion...
Heap overflow
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that causes a urlcanonize2 heap-based buffer over-read because of an off-by-one error...
UBUNTU-CVE-2022-47516
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion...
drachtio-server 安全漏洞
drachtio-server is a drachtio open source SIP server built on the sofia SIP stack. A security vulnerability exists in drachtio-server prior to version 0.8.20, which stems from a vulnerability that could allow a remote attacker to cause a denial of service daemon crash via a crafted UDP message,...
CVE-2022-47516
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion...
CVE-2022-47517
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that causes a urlcanonize2 heap-based buffer over-read because of an off-by-one error...
CVE-2022-47516
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service daemon crash via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion...
CVE-2022-47517
CVE-2022-47517 affects the libsofia-sip fork used by drachtio-server up to version 0.8.19. The issue is a heap-based buffer over-read in url_canonize2 triggered by a crafted UDP message, due to an off-by-one error, leading to denial of service (daemon crash). Public sources in the connected recor...