CVE-2023-38686

Sydent is an identity server for the Matrix communications protocol. Prior to version 2.5.6, if configured to send emails using TLS, Sydent does not verify SMTP servers' certificates. This makes Sydent's emails vulnerable to interception via a man-in-the-middle MITM attack. Attackers with...

CVE-2023-38686: Improper Certificate Validation

Sydent is an identity server for the Matrix communications protocol. Prior to version 2.5.6, if configured to send emails using TLS, Sydent does not verify SMTP servers' certificates. This makes Sydent's emails vulnerable to interception via a man-in-the-middle MITM attack. Attackers with...

GHSA-P6HW-WM59-3G5G Sydent does not verify email server certificates

Impact If configured to send emails using TLS, Sydent does not verify SMTP servers' certificates. This makes Sydent's emails vulnerable to interception via a man-in-the-middle MITM attack. Attackers with privileged access to the network can intercept room invitations and address confirmation...

CVE-2021-37845

An issue was discovered in Citadel through webcit-932. A meddler-in-the-middle attacker can fixate their own session during the cleartext phase before a STARTTLS command a violation of "The STARTTLS command is only valid in non-authenticated state." in RFC2595. This potentially allows an attacker...

Cloudflare Public Bug Bounty: Hijack all emails sent to any domain that uses Cloudflare Email Forwarding

The Email Routing feature enables Cloudflare users to create any number of custom email addresses and route all incoming messages to the user's preferred inboxes. Due to a bug in zone ownership verification, it was possible to configure Email Routing to redirect e-mail messages for an unverified...

Samsung Email application authorization issue vulnerability

Samsung Email application is a cell phone application from Samsung South Korea. It provides the function of sending and receiving e-mail. A security vulnerability exists in the Samsung Email application version, which can be exploited by an attacker to intercept the provider at the time of...

Apple macOS High Sierra and iOS Mail Drafts Email Interception Vulnerability

Apple macOS High Sierra and iOS are both products of Apple Inc. Apple macOS High Sierra is a dedicated operating system for Mac computers. iOS is an operating system for mobile devices. Mail Drafts is one of the email drafts components. A security vulnerability exists in the Mail Drafts component...

Trend Micro Hosted Email Security (HES) Interception / Insecure Direct Object Reference

Date: 24-Aug-2017 Product: Trend Micro Hosted Email Security HES Versions affected: Hosted Email Security before January 2012. Vulnerability: Two vulnerabilities were discovered. The first allowed any HES user to intercept in-transit emails through the Trend Micro Hosted Email Security cloud...

Reading Uber’s Internal Emails [Uber Bug Bounty report worth $10,000]

After recent finding about one of the Uber’s subdomain takeover was publicly disclosed, I looked into Uber to find similar bugs. One of my colleagues Abhibandu Kafle, pointed out that em.uber.com also had CNAME pointing to SendGrid and could be vulnerable to similar kind of issue. I had limited...

VeraCrypt Audit Under Way; Email Mystery Cleared Up

Update To say the VeraCrypt audit, which begins today, got off to an inauspicious start would be an understatement. On Sunday, two weeks after the announcement that the open source file and disk encryption software would be formally scrutinized for security vulnerabilities, executives at one of t...

CVE-2010-0025

The SMTP component in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, and Server 2008 Gold, SP2, and R2, and Exchange Server 2000 SP3, does not properly allocate memory for SMTP command replies, which allows remote attackers to read fragments of e-mail messages by sending a series of...

CVE-2004-1322: Undefined Security Weakness

Cisco Unity 2.x, 3.x, and 4.x, when integrated with Microsoft Exchange, has several hard coded usernames and passwords, which allows remote attackers to gain unauthorized access and change configuration settings or read outgoing or incoming e-mail messages...

CVE-2001-1088: Undefined Security Weakness

Microsoft Outlook 8.5 and earlier, and Outlook Express 5 and earlier, with the "Automatically put people I reply to in my address book" option enabled, do not notify the user when the "Reply-To" address is different than the "From" address, which could allow an untrusted remote attacker to spoof...

CVE-2001-1088

Microsoft Outlook 8.5 and earlier, and Outlook Express 5 and earlier, with the "Automatically put people I reply to in my address book" option enabled, do not notify the user when the "Reply-To" address is different than the "From" address, which could allow an untrusted remote attacker to spoof...

SECURITY.NNOV: Outlook Express address book vulnerability

Issue : Outlook Express address book allows messages to be intercepted by 3rd party Date Released : 16 March 2001 Vendor Notified : 16 March 2001 Author : 3APA3A [email protected] Affected : Outlook Exress 5.5SP1 and prior Discovered : 18 December 2000 by 3APA3A Remotely Exploitable : Yes...