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Ubuntu Security Notice USN-6443-1

Ubuntu Security Notice 6443-1 - Bien Pham discovered that the netfiler subsystem in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. A local user could use this to cause a denial of service or possibly execute arbitrary code. Kyle Zeng discovered that the networking stack implementation in the Linux kernel did not properly validate skb object size in certain conditions. An attacker could use this cause a denial of service or possibly execute arbitrary code.

Packet Storm
#vulnerability#ubuntu#linux#dos#perl
Ubuntu Security Notice USN-6427-2

Ubuntu Security Notice 6427-2 - USN-6427-1 fixed a vulnerability in .NET. This update provides the corresponding update for .NET 8. It was discovered that the .NET Kestrel web server did not properly handle HTTP/2 requests. A remote attacker could possibly use this issue to cause a denial of service.

Ubuntu Security Notice USN-6438-1

Ubuntu Security Notice 6438-1 - Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to cause a denial of service. It was discovered that the .NET Kestrel web server did not properly handle HTTP/2 requests. A remote attacker could possibly use this issue to cause a denial of service.

Ubuntu Security Notice USN-6416-3

Ubuntu Security Notice 6416-3 - It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service. Daniel Trujillo, Johannes Wikner, and Kaveh Razavi discovered that some AMD processors utilising speculative execution and branch prediction may allow unauthorised memory reads via a speculative side-channel attack. A local attacker could use this to expose sensitive information, including kernel memory.

CVE-2023-4668: Ad Inserter <= 2.7.30 - Unauthenticated Sensitive Information Exposure via ai-debug-processing-fe — Wordfence Intelligence

The Ad Inserter for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 2.7.30 via the ai-debug-processing-fe URL parameter. This can allow unauthenticated attackers to extract sensitive data including installed plugins (present and active), active theme, various plugin settings, WordPress version, as well as some server settings such as memory limit, installation paths.

CVE-2023-5121: Migration, Backup, Staging – WPvivid <= 0.9.89 - Authenticated (Administrator+) Stored Cross-Site Scripting — Wordfence Intelligence

The Migration, Backup, Staging – WPvivid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings (the backup path parameter) in versions up to, and including, 0.9.89 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

CVE-2023-5109: WP Mailto Links – Protect Email Addresses <= 3.1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode — Wordfence Intelligence

The WP Mailto Links – Protect Email Addresses plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'wpml_mailto' shortcode in versions up to, and including, 3.1.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 3.1.3 and fully patched in version 3.1.4.

CVE-2023-4999: Horizontal scrolling announcement <= 9.2 - Authenticated (Subscriber+) SQL Injection via Shortcode — Wordfence Intelligence

The Horizontal scrolling announcement plugin for WordPress is vulnerable to SQL Injection via the plugin's [horizontal-scrolling] shortcode in versions up to, and including, 9.2 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers with subscriber-level and above permissions to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

CVE-2023-4961: Poptin <= 1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode — Wordfence Intelligence

The Poptin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'poptin-form' shortcode in versions up to, and including, 1.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVE-2023-5070: Social Media Share Buttons & Social Sharing Icons <= 2.8.5 - Information Exposure — Wordfence Intelligence

The Social Media Share Buttons & Social Sharing Icons plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 2.8.5 via the sfsi_save_export function. This can allow subscribers to export plugin settings that include social media authentication tokens and secrets as well as app passwords.