4188 matches found
Apache Releases Security Updates for Apache Tomcat
The Apache Foundation has released security updates to address vulnerabilities in Apache Tomcat. Exploitation of one of these vulnerabilities may allow a remote attacker to take control of an affected server. US-CERT encourages users and administrators to review the Apache advisories for...
VMware Releases Multiple Security Updates
VMware has released security updates to address multiple vulnerabilities—CVE-2021-21972, CVE-2021-21973, CVE-2021-21974—in ESXi, vCenter Server, and Cloud Foundation. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and...
Microsoft Releases Security Updates
Microsoft has released updates to address vulnerabilities affecting Microsoft Office. Exploitation of these vulnerabilities may allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the following Microsoft security advisories and appl...
Microsoft Releases Out-of-Band Security Updates for PrintNightmare
Microsoft has released out-of-band security updates to address a remote code execution RCE vulnerability—known as PrintNightmare CVE-2021-34527—in the Windows Print spooler service. According to the CERT Coordination Center CERT/CC, “The Microsoft Windows Print Spooler service fails to restrict...
CISA Releases Guidance on Phishing-Resistant and Numbers Matching Multifactor Authentication
CISA has released two fact sheets to highlight threats against accounts and systems using certain forms of multifactor authentication MFA. CISA strongly urges all organizations to implement phishing-resistant MFA to protect against phishing and other known cyber threats. If an organization using...
CISA Adds Seven Known Exploited Vulnerabilities to Catalog
CISA has added seven new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2010-3765link is external Mozilla Multiple Products Remote Code Execution Vulnerability CVE-2010-3962link is external Microsoft Internet Explorer Uninitialize...
Microsoft Releases Guidance on Zero-Day Vulnerabilities in Microsoft Exchange Server
Microsoft has released Customer Guidance for Reported Zero-day Vulnerabilities in Microsoft Exchange Server. According to the blog post, “Microsoft is aware of limited targeted attacks using the two vulnerabilities to get into users’ systems.” The two vulnerabilities are CVE-2022-41040 and...
CISA Issues Emergency Directive on Microsoft Windows Print Spooler
CISA has issued Emergency Directive ED 21-04: Mitigate Windows Print Spooler Service Vulnerability addressing CVE-2021-34527. Attackers can exploit this vulnerability to remotely execute code with system level privileges enabling a threat actor to quickly compromise the entire identity...
F5 Releases Security Advisories Addressing Multiple Vulnerabilities
F5 has released security advisories on vulnerabilities affecting multiple products, including various versions of BIG-IP. Included in the release is an advisory for CVE-2022-1388, which allows undisclosed requests to bypass the iControl REST authentication in BIG-IP. An attacker could exploit...
NSA Releases Advisory on BlueKeep Vulnerability
The National Security Agency NSA has released a cybersecurity advisory for CVE-2019-0708—a vulnerability dubbed BlueKeep. Although Microsoft has issued a patch, potentially millions of machines are still unpatched and remain vulnerable. The Cybersecurity and Infrastructure Security Agency CISA...
PrintNightmare, Critical Windows Print Spooler Vulnerability
Updated July 2, 2021 For new information and mitigations, see Microsoft's updated guidance for the Print spooler vulnerability CVE-2021-34527. Updated July 1, 2021 See Microsoft's new guidance for the Print spooler vulnerability CVE-2021-34527 and apply the necessary workarounds. Original post Ju...
CISA Adds Five Known Vulnerabilities to Catalog
CISA has added five new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation: CVE-2023-21608 Adobe Acrobat and Reader Use-After-Free Vulnerability CVE-2023-20109 Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerabilit...
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-31431link is external Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability This type of vulnerability is a frequent attack vector for...
CISA Adds Eight Known Exploited Vulnerabilities to Catalog
CISA has added eight new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2022-22265 Samsung Mobile Devices Use-After-Free Vulnerability CVE-2014-8361 Realtek SDK Improper Input Validation Vulnerability CVE-2017-6884 Zyxel EMG2926 Route...
Internet System Consortium releases BIND patches
The Internet System Consortium has released updates for BIND to address a vulnerability in BIND versions 9.4-ESV-R3 and later, 9.6-ESV-R2 and later, 9.6.3, 9.7.1 and later, and 9.8.0 and later. Exploitation of this vulnerability may allow an attacker to cause a denial-of-service condition...
CISA Adds Five Known Exploited Vulnerabilities to Catalog
CISA has added five new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2025-31277link is external Apple Multiple Products Buffer Overflow Vulnerability CVE-2025-32432link is external Craft CMS Code Injection Vulnerability...
CISA Adds Three Known Exploited Vulnerabilities to Catalog
CISA has added three new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2025-1316link is external Edimax IC-7100 IP Camera OS Command Injection Vulnerability CVE-2024-48248link is external NAKIVO Backup and Replication Absolute Path...
CISA Issues ED 22-02 Directing Federal Agencies to Mitigate Apache Log4j Vulnerabilities
CISA has issued Emergency Directive ED 22-02: Mitigate Apache Log4j Vulnerability, directing federal civilian executive branch FCEB agencies to address Log4j vulnerabilities—most notably, CVE-2021-44228. Although ED 22-02 applies to FCEB agencies, CISA strongly recommends that all organizations...
Microsoft Launches Phase 2 Mitigation for Netlogon Remote Code Execution Vulnerability (CVE-2020-1472)
Microsoft addressed a critical remote code execution vulnerability affecting the Netlogon protocol CVE-2020-1472 on August 11, 2020. Beginning with the February 9, 2021 Security Update release, Domain Controllers will be placed in enforcement mode. This will require all Windows and non-Windows...
Microsoft Warns of Continued Exploitation of CVE-2020-1472
Microsoft has released a blog post on cyber threat actors exploiting CVE-2020-1472, an elevation of privilege vulnerability in Microsoft’s Netlogon. A remote attacker can exploit this vulnerability to breach unpatched Active Directory domain controllers and obtain domain administrator access. The...
Oracle Releases Sun Java SE 1.6.0_20
Oracle has released Sun Java SE 1.6.020 to address several vulnerabilities. The release notes for this version of Java SE indicate that these vulnerabilities are in Java Deployment Toolkit and the new Java Plug-in. Exploitation of these vulnerabilities may allow a remote, unauthenticated attacker...
Microsoft Warns of Windows Win32k Privilege Escalation
Microsoft has released a security advisory to address an escalation of privileges vulnerability, CVE-2021-1732, in Microsoft Win32k. A local attacker can exploit this vulnerability to take control of an affected system. This vulnerability was detected in exploits in the wild. CISA encourages user...
Microsoft Releases Security Updates to Address Remote Code Execution Vulnerabilities
Microsoft has released security updates to address two remote code execution vulnerabilities, CVE-2019-1181 and CVE-2019-1182, in the following operating systems: Windows 7 SP1 Windows Server 2008 R2 SP1 Windows Server 2012 Windows 8.1 Windows Server 2012 R2 Windows 10 Windows Server 2016 Windows...
CISA Adds Four Known Exploited Vulnerabilities to Catalog
CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence that threat actors are actively exploiting the vulnerabilities listed in the table below. These types of vulnerabilities are a frequent attack vector for malicious cyber actors of all types a...
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2025-3248link is external Langflow Missing Authentication Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose...
Russian State-Sponsored Cyber Actors Access Network Misconfigured with Default MFA Protocols
CISA and the Federal Bureau of Investigation FBI have released a joint Cybersecurity Advisory that details how Russian state-sponsored cyber actors accessed a network with misconfigured default multifactor authentication MFA protocols. The actors then exploited a critical Windows Print Spooler...
Urgent: Protect Against Active Exploitation of ProxyShell Vulnerabilities
Malicious cyber actors are actively exploiting the following ProxyShell vulnerabilities: CVE-2021-34473, CVE-2021-34523, and CVE-2021-31207. An attacker exploiting these vulnerabilities could execute arbitrary code on a vulnerable machine. CISA strongly urges organizations to identify vulnerable...
Apple Releases Security Update to Address CVE-2021-30883
Apple has released a security update to address a vulnerability—CVE-2021-30883—in multiple products. An attacker could exploit this vulnerability to take control of an affected system. This vulnerability has been detected in exploits in the wild. CISA encourages users to review the Apple security...
Microsoft Releases Security Advisory for Windows Hello for Business
Microsoft has released a Security Advisory to address an issue in Windows Hello for Business WHfB. An attacker could exploit this issue on devices that were affected by CVE-2017-15361, also known as Return of Coppersmith’s Attack ROCA, to take control of an affected system. The Cybersecurity and...
CISA Temporarily Removes CVE-2022-26925 from Known Exploited Vulnerability Catalog
CISA is temporarily removing CVE-2022-26925 from its Known Exploited Vulnerability Catalog due to a risk of authentication failures when the May 10, 2022 Microsoft rollup update is applied to domain controllers. After installing May 10, 2022 rollup update on domain controllers, organizations migh...
ISC Releases Security Updates for BIND
The Internet Systems Consortium ISC has released security updates to address a vulnerability in BIND. Exploitation of this vulnerability may allow a remote attacker to cause a denial of service condition. Updates available include: BIND 9.9.6-P2 BIND 9.10.1-P2 Users and administrators are...
CISA Adds Five Known Exploited Vulnerabilities to Catalog
CISA has added five new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-27348link is external Apache HugeGraph-Server Improper Access Control Vulnerability CVE-2020-0618link is external Microsoft SQL Server Reporting Services Remo...
Linux Kernel Vulnerability
US-CERT is aware of a Linux kernel vulnerability affecting Linux PCs and servers and Android-based devices. Exploitation of this vulnerability may allow an attacker to take control of an affected system. US-CERT recommends that users and administrators review the Redhat Security Blog and the Debi...
CISA Adds Five Known Exploited Vulnerabilities to Catalog
CISA has added five new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2021-26086link is external Atlassian Jira Server and Data Center Path Traversal Vulnerability CVE-2014-2120link is external Cisco Adaptive Security Appliance ASA...
Microsoft Releases August 2021 Security Updates
Updated: August 24, 2021 CISA is aware of open source reporting on the active exploitation of CVE-2021-36942 PetitPotam. To address this vulnerability, Microsoft released a patch and mitigation guidance as part of its August 2021 security updates. CISA strongly encourages users and administrators...
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...
CISA and FBI Release Alert on Active Exploitation of CVE-2021-44077 in Zoho ManageEngine ServiceDesk Plus
CISA and the Federal Bureau of Investigation FBI have released a joint Cybersecurity Advisory identifying active exploitation of a vulnerability—CVE-2021-44077—in Zoho ManageEngine ServiceDesk Plus. CVE-2021-44077 is an unauthenticated remote code execution vulnerability that affects all...
FBI-CISA-CGCYBER Advisory on APT Exploitation of ManageEngine ADSelfService Plus Vulnerability
The Federal Bureau of Investigation FBI, CISA, and Coast Guard Cyber Command CGCYBER have released a Joint Cybersecurity Advisory CSA detailing the active exploitation of an authentication bypass vulnerability CVE-2021-40539 in Zoho ManageEngine ADSelfService Plus—a self-service password manageme...
Mitigating Log4Shell and Other Log4j-Related Vulnerabilities
CISA, the Federal Bureau of Investigation FBI, the National Security Agency NSA, and the cybersecurity authorities of Australia, Canada, New Zealand, and the United Kingdom have released a joint Cybersecurity Advisory in response to multiple vulnerabilities in Apache’s Log4j software library...
Apple Releases Security Updates to Address CVE-2021-30858 and CVE-2021-30860
Apple has released security updates to address vulnerabilities—CVE-2021-30858 and CVE-2021-30860—in multiple products. An attacker could exploit these vulnerabilities to take control of an affected device. CISA is aware of public reporting that these vulnerabilities may have been exploited in the...
SonicWall Releases Patches for Email Security Products
CISA is aware of three vulnerabilities affecting SonicWall Email Security products: CVE-2021-20021, CVE-2021-20022, and CVE-2021-20023. A remote attacker could exploit these vulnerabilities to take control of an affected system. According to SonicWall, "In at least one known case, these...
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-0257link is external Palo Alto Networks PAN-OS Authentication Bypass Vulnerability This type of vulnerability is a frequent attack vectors for malicious cybe...
Citrix Releases Security Updates for Multiple Products
Citrix released security updates to address vulnerabilities in multiple Citrix products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following and apply necessary updates: NetScaler...
Apache Releases HTTP Server version 2.4.51 to Address Vulnerabilities Under Exploitation
On October 7, 2021, the Apache Software Foundation released Apache HTTP Server version 2.4.51 to address Path Traversal and Remote Code Execution vulnerabilities CVE-2021-41773, CVE-2021-42013 in Apache HTTP Server 2.4.49 and 2.4.50. These vulnerabilities have been exploited in the wild. CISA is...
CISA Adds Seven Known Exploited Vulnerabilities to Catalog
CISA has added seven new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2008-4250link is external Microsoft Windows Buffer Overflow Vulnerability CVE-2009-1537link is external Microsoft DirectX NULL Byte Overwrite Vulnerability...
CISA Adds Five Known Exploited Vulnerabilities to Catalog
CISA has added five new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2021-21311link is external Adminer Server-Side Request Forgery Vulnerability CVE-2025-20352link is external Cisco IOS and IOS XE Software SNMP Denial of Servic...
Threat Actors Exploiting F5 BIG IP CVE-2022-1388
CISA and the Multi-State Information Sharing and Analysis Center MS-ISAC have released the joint Cybersecurity Advisory Threat Actors Exploiting F5 BIG-IP CVE-2022-1388 in response to active exploitation of CVE-2022-1388, which affects F5 Networks BIG-IP devices. The vulnerability allows an...
Progress Software Releases Security Bulletin for MOVEit Transfer
Progress Software released a security bulletin to address a vulnerability in MOVEit Transfer. A cyber threat actor could exploit this vulnerability to take control of an affected system. Users and administrators are encouraged to review the following bulletin and apply the necessary updates: MOVE...
ISC Releases Security Advisories for BIND
The Internet Systems Consortium ISC has released security advisories that address vulnerabilities affecting multiple versions of ISC Berkeley Internet Name Domain BIND. A remote attacker could exploit these vulnerabilities to cause a denial-of-service condition. CISA encourages users and...
CISA and Partners Release Advisory on Ghost (Cring) Ransomware
Today, CISA—in partnership with the Federal Bureau of Investigation FBI and Multi-State Information Sharing and Analysis Center MS-ISAC—released a joint Cybersecurity Advisory, StopRansomware: Ghost Cring Ransomware. This advisory provides network defenders with indicators of compromise IOCs,...