#dos

Talos IR observed operations involving Play, Cactus, BlackSuit and NoEscape ransomware for the first time this quarter.

Ubuntu Security Notice 6594-1 - Joshua Rogers discovered that Squid incorrectly handled HTTP message processing. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. Joshua Rogers discovered that Squid incorrectly handled Helper process management. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. Joshua Rogers discovered that Squid incorrectly handled HTTP request parsing. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service.

Ubuntu Security Notice 6593-1 - It was discovered that GnuTLS had a timing side-channel when processing malformed ciphertexts in RSA-PSK ClientKeyExchange. A remote attacker could possibly use this issue to recover sensitive information. It was discovered that GnuTLS incorrectly handled certain certificate chains with a cross-signing loop. A remote attacker could possibly use this issue to cause GnuTLS to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu 23.04, and Ubuntu 23.10.

Solar FTP Server version 2.1.2 remote denial of service exploit.

View CSAF 1. EXECUTIVE SUMMARY CVSS v3 9.8 ATTENTION: Exploitable remotely/Low attack complexity Vendor: Voltronic Power Equipment: ViewPower Pro Vulnerabilities: Deserialization of Untrusted Data, Missing Authentication for Critical Function, Exposed Dangerous Method or Function, OS Command Injection 2. RISK EVALUATION Successful exploitation of these vulnerabilities could allow an attacker to create a denial-of-service condition, obtain administrator credentials, or achieve remote code execution. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of ViewPower Pro, an Uninterruptable Power Supply (UPS) management software, are affected: ViewPower Pro: 2.0-22165 3.2 Vulnerability Overview 3.2.1 DESERIALIZATION OF UNTRUSTED DATA CWE-502 The affected product deserializes untrusted data without sufficiently verifying the resulting data will be valid. CVE-2023-51570 has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been calculated; the CVSS vector stri...

This is the third part of Vincent Danen’s “Patch management needs a revolution” series.Patch management needs a revolution, part 1: Surveying cybersecurity’s lineagePatch management needs a revolution, part 2: The flood of vulnerabilitiesVulnerability ratings are the foundation for a good risk-based vulnerability management program, especially if they’re from a trusted party. Recently I was discussing this topic with a customer and they said they practiced Zero Trust, as if to explain why they could not trust our ratings. The irony, however, is that they did use National Vulnerabilit

In Spring Framework versions 6.0.15 and 6.1.2, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition. Specifically, an application is vulnerable when all of the following are true: * the application uses Spring MVC * Spring Security 6.1.6+ or 6.2.1+ is on the classpath Typically, Spring Boot applications need the org.springframework.boot:spring-boot-starter-web and org.springframework.boot:spring-boot-starter-security dependencies to meet all conditions.

Ubuntu Security Notice 6587-2 - USN-6587-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled memory when processing the DeviceFocusEvent and ProcXIQueryPointer APIs. An attacker could possibly use this issue to cause the X Server to crash, obtain sensitive information, or execute arbitrary code.

EzServer version 6.4.017 remote denial of service exploit.

Golden FTP Server version 2.02b remote denial of service exploit.