CVE-2021-4250

A vulnerability classified as problematic has been found in cgriego activeattr up to 0.15.2. This affects the function call of the file lib/activeattr/typecasting/booleantypecaster.rb of the component Regex Handler. The manipulation of the argument value leads to denial of service. The exploit ha...

PT-2022-11602 · Cgriego · Active Attr

Name of the Vulnerable Software and Affected Versions: cgriego active attr versions up to 0.15.3 Description: A problematic vulnerability has been found in the cgriego active attr component, specifically affecting the function call of the file lib/active attr/typecasting/boolean typecaster.rb of...

Privilege Escalation

samba is vulnerable to privilege escalation. Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption...

Samba Issues Security Updates to Patch Multiple High-Severity Vulnerabilities

Samba has released software updates to remediate multiple vulnerabilities that, if successfully exploited, could allow an attacker to take control of affected systems. The high-severity flaws, tracked as CVE-2022-38023, CVE-2022-37966, CVE-2022-37967, and CVE-2022-45141, have been patched in...

CVE-2022-45141

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption...

CVE-2022-45141

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption...

Samba 加密问题漏洞

Samba is the standard Windows interoperability program suite for Linux and Unix. A security vulnerability exists in samba versions prior to samba 4.15.13, samba versions prior to samba 4.16.8, which stems from the fact that a Samba AD DC using Heimdal can force the issuance of Kerberos tickets...

rc4-hmac Kerberos session keys issued

Description Kerberos, the trusted third party authentication system at the heart of Active Directory, issues a session key known to the target server and the client, encrypted to both services in a TGS-REP. The key algorithm chosen for here is then used for the subsequent signed or encrypted...

Samba AD DC using Heimdal can be forced to

Description Kerberos, the trusted third party authentication system at the heart of Active Directory, issues a ticket using a key known to the target server but nobody else, returned to the client in a TGS-REP. This key needs to be of a type understood only by the KDC and target server. However,...

Security fix for the ALT Linux 10 package samba version 4.16.8-alt1

Dec. 15, 2022 Evgeny Sinelnikov 4.16.8-alt1 - Update to maintenance release of Samba 4.16 with fixes of the Samba CVE for the Windows Kerberos Elevation of Privilege Vulnerability disclosed by Microsoft on Nov 8 2022 CVE-2022-37967, CVE-2022-37966. - Security fixes: + CVE-2022-37966: A Samba Acti...

FarsightAD - PowerShell Script That Aim To Help Uncovering (Eventual) Persistence Mechanisms Deployed By A Threat Actor Following An Active Directory Domain Compromise

FarsightAD is a PowerShell script that aim to help uncovering eventual persistence mechanisms deployed by a threat actor following an Active Directory domain compromise. The script produces CSV / JSON file exports of various objects and their attributes, enriched with timestamps from replication...

F5 Big-IP Gather Information from MCP Datastore

This module gathers various interesting pieces of data from F5's "mcp" datastore, which is accessed via /var/run/mcp using a proprietary protocol. Adapted from: https://github.com/rbowes-r7/refreshing-mcp-tool/blob/main/mcp-getloot.rb Module Options msf use post/linux/gather/f5lootmcp msf...

Guests can trigger deadlock in Linux netback driver T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] The patch for XSA-392 introduced another issue which might result in a deadlock when trying to free the SKB of a packet dropped due to the XSA-392 handling (CVE-2022-42328). Additionally when dropping packages for other reasons the same deadlock could occur in case of netpoll being active for the interface the xen-netback driver is connected to (CVE-2022-42329).

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Dissecting the Empire C2 Framework

Introduction In this blog we will be taking a quick dive into Empire, a popular open-source post-exploitation framework. Empire provides an adversary with the capability to expand his foothold in a victim’s environment by leveraging hundreds of modules, RATs in multiple languages and stealthy C2...

Amazon Linux 2022 : samba (ALAS2022-2022-224)

The version of samba installed on the remote host is prior to 4.16.2-0. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2022-2022-224 advisory. - A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the...

UBUNTU-CVE-2022-23481

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol RDP. xrdp v0.9.21 contain a Out of Bound Read in xrdpcapsprocessconfirmactive function. There are no known workarounds for this issue. Users are advised to upgrade...

The vulnerability of the Active Directory Certificate service on Windows operating systems allows attackers to increase their privileges.

The vulnerability of the Active Directory Certificate service on Windows operating systems is related to insecure management of privileges. Exploiting this vulnerability could allow a malicious actor to enhance their privileges remotely...

xrdp 缓冲区错误漏洞

xrdp is an open source remote desktop protocol server from Neutrinolabs Labs. A buffer error vulnerability exists in xrdp versions prior to v0.9.21, which stems from including an out-of-bounds read in the xrdpcapsprocessconfirmactive function...

CVE-2022-45910

Improper neutralization of special elements used in an LDAP query 'LDAP Injection' vulnerability in ActiveDirectory and Sharepoint ActiveDirectory authority connectors of Apache ManifoldCF allows an attacker to manipulate the LDAP search queries DoS, additional queries, filter manipulation during...

AZL-11584 CVE-2022-42329 affecting package kernel for versions less than 5.15.92.1-1

Guests can trigger deadlock in Linux netback driver This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. The patch for XSA-392 introduced another issue which might result in a deadlock when trying to free the SKB of a packe...