The vulnerability of the SSL_check_chain function in the TLS protocol implementation of the OpenSSL library involves the possibility of reassigning the null pointer due to incorrect processing of the “signature_algorithms_cert” extension in TLS. This allows a perpetrator to cause a service failure.

The vulnerability of the SSLcheckchain function in the TLS protocol implementation of the OpenSSL library is related to the possibility of replacing the zero pointer due to incorrect processing of the “signaturealgorithmscert” extension in TLS. Exploiting this vulnerability can allow a malicious...

CERT NZ Releases Advisory on Ransomware Campaign

The New Zealand Computer Emergency Response Team CERT NZ has released an advisory on a ransomware campaign leveraging remote access technologies. Malicious cyber actors are targeting organizations’ networks through remote access tools, such as Remote Desktop Protocol and virtual private networks,...

Treck IP stacks contain multiple vulnerabilities

Overview Treck IP stack implementations for embedded systems are affected by multiple vulnerabilities. This set of vulnerabilities was researched and reported by JSOF, who calls them Ripple20. Description Treck IP network stack software is designed for and used in a variety of embedded systems. T...

Security update for java-1_8_0-openjdk (important)

openSUSE Security Update: Security update for java-180-openjdk Announcement ID: openSUSE-SU-2020:0800-1 Rating: important References: 1160398 1169511 1171352 Cross-References: CVE-2020-2754 CVE-2020-2755 CVE-2020-2756 CVE-2020-2757 CVE-2020-2773 CVE-2020-2781 CVE-2020-2800 CVE-2020-2803...

CERT/CC Reports Vulnerability in Universal Plug and Play Protocol

The CERT Coordination Center CERT/CC has released information on a vulnerability—CVE-2020-12695—affecting versions of the Universal Plug and Play UPnP protocol released before April 17, 2020. UPnP protocol allows networked devices to discover and connect with each other. A remote attacker could...

Fuzzing Left4Dead 2 with CERT’s Basic Fuzzing Framework

The post Fuzzing Left4Dead 2 with CERT’s Basic Fuzzing Framework appeared first on Rhino Security Labs...

cert-iq.de Cross Site Scripting vulnerability

Open Bug Bounty ID: OBB-1171124 Security Researcher 4NCURZE Helped patch 1551 vulnerabilities Received 7 Coordinated Disclosure badges Received 14 recommendations , a holder of 7 badges for responsible and coordinated disclosure, found a security vulnerability affecting cert-iq.de website and its...

Critical Vulnerability in Citrix Application Delivery Controller, Gateway, and SD-WAN WANOP

Summary Note: As of January 24, 2020, Citrix has released all expected updates in response to CVE-2019-19781.1 On January 19, 2020, Citrix released firmware updates for Citrix Application Delivery Controller ADC and Citrix Gateway versions 11.1 and 12.0. On January 22, 2020, Citrix released...

US Government Exposes North Korean Malware

US Cyber Command has uploaded North Korean malware samples to the VirusTotal aggregation repository, adding to the malware samples it uploaded in February. The first of the new malware variants, COPPERHEDGE, is described as a Remote Access Tool RAT "used by advanced persistent threat APT cyber...

Feds Reveal Hidden Cobra's Trove of Espionage Tools

The U.S. Department of Homeland Security and Federal Bureau of Investigation have exposed what they say are hacking tools used by the North Korean-sponsored APT group Hidden Cobra. The disclosure was the result of a broad government effort to combat the advanced persistent threat group, who have...

CVE-2018-8956

creationtimestamp| type| source ---|---|--- 2020-05-06 22:59:10+00:00| seen| https://t.me/cibsecurity/11884 2026-03-19 00:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0316/...

ALPINE-CVE-2020-1967

Server or client applications that call the SSLcheckchain function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereference as a result of incorrect handling of the "signaturealgorithmscert" TLS extension. The crash occurs if an invalid or unrecognised signature algorithm i...

DEBIAN-CVE-2020-1967

Server or client applications that call the SSLcheckchain function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereference as a result of incorrect handling of the "signaturealgorithmscert" TLS extension. The crash occurs if an invalid or unrecognised signature algorithm i...

Common Desktop Environment 1.6 Local Privilege Escalation Exploit

A buffer overflow in the SanityCheck function in the Common Desktop Environment version distributed with Oracle Solaris 10 1/13 Update 11 and earlier allows local users to gain root privileges via a long calendar name or calendar owner passed to sdtcmconvert in a malicious calendar file. The open...

Authentication Bypass

openstack octavia is vulnerable to authentication bypass. An attacker is able to bypass authentication and gain access to the application due to an incorrect configuration in cmd/agent.py whereby the gunicorn certreqs option is set to True instead of ssl.CERTREQUIRED...

cert-iq.de Cross Site Scripting vulnerability

Open Bug Bounty ID: OBB-1128988 Security Researcher 4NCURZE Helped patch 1551 vulnerabilities Received 7 Coordinated Disclosure badges Received 14 recommendations , a holder of 7 badges for responsible and coordinated disclosure, found a security vulnerability affecting cert-iq.de website and its...

Microsoft RCE Vulnerabilities Affecting Windows, Windows Server

Microsoft has released a security advisory to address remote code execution vulnerabilities in Adobe Type Manager Library affecting all currently supported versions of Windows and Windows Server operating systems. A remote attacker can exploit these vulnerabilities to take control of an affected...

Zyxel Flaw Powers New Mirai IoT Botnet Strain

In February, hardware maker Zyxel fixed a zero-day vulnerability in its routers and VPN firewall products after KrebsOnSecurity told the company the flaw was being abused by attackers to break into devices. This week, security researchers said they spotted that same vulnerability being exploited ...

Microsoft Releases Out-of-Band Security Updates for SMB RCE Vulnerability

Microsoft has released out-of-band security updates to address a remote code execution vulnerability CVE-2020-0796 in Microsoft Server Message Block 3.1.1 SMBv3. A remote attacker could exploit this vulnerability to take control of an affected system. The Cybersecurity and Infrastructure Security...

Microsoft Server Message Block RCE Vulnerability

Microsoft has released a security advisory to address a remote code execution vulnerability CVE-2020-0796 in Microsoft Server Message Block 3.1.1 SMBv3. A remote attacker can exploit this vulnerability to take control of an affected system. SMB is a network file-sharing protocol that allows clien...