SolarWinds Serv-U was found to be susceptible to a Directory Traversal Remote Code Vulnerability. This vulnerability requires a highly privileged account to be exploited.

A vulnerability has been identified within Serv-U 15.4 that allows an authenticated actor to insert content on the file share function feature of Serv-U, which could be used maliciously.

A vulnerability has been identified within Serv-U 15.4 and 15.4 Hotfix 1 that, if exploited, allows an actor to bypass multi-factor/two-factor authentication. The actor must have administrator-level access to Serv-U to perform this action. 15.4.  SolarWinds found that the issue was not completely fixed in 15.4 Hotfix 1. 

A vulnerability has been identified within Serv-U 15.4 that, if exploited, allows an actor to bypass multi-factor/two-factor authentication. The actor must have administrator-level access to Serv-U to perform this action. 

SolarWinds Serv-U is submitting an HTTP request when changing or updating the attributes for File Share or File request.  Part of the URL of the request discloses sensitive data. 

This vulnerability happens in the web client versions 15.3.0 to Serv-U 15.3.1. This vulnerability affects the directory creation function.

Common encryption key appears to be used across all deployed instances of Serv-U FTP Server. Because of this an encrypted value that is exposed to an attacker can be simply recovered to plaintext.

A researcher reported a Directory Transversal Vulnerability in Serv-U 15.3. This may allow access to files relating to the Serv-U installation and server files. This issue has been resolved in Serv-U 15.3 Hotfix 1.

Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters. To insure proper input validation is completed in all environments. SolarWinds recommends scheduling an update to the latest version of Serv-U.

When a user has admin rights in Serv-U Console, the user can move, create and delete any files are able to be accessed on the Serv-U host machine.

Serv-U server responds with valid CSRFToken when the request contains only Session.

The Serv-U File Server allows for events such as user login failures to be audited by executing a command. This command can be supplied with parameters that can take the form of user string variables, allowing remote code execution.

Microsoft discovered a remote code execution (RCE) vulnerability in the SolarWinds Serv-U product utilizing a Remote Memory Escape Vulnerability. If exploited, a threat actor may be able to gain privileged access to the machine hosting Serv-U Only. SolarWinds Serv-U Managed File Transfer and Serv-U Secure FTP for Windows before 15.2.3 HF2 are affected by this vulnerability.

Share/IncomingWizard.htm in SolarWinds Serv-U before 15.2.3 mishandles the user-supplied SenderEmail parameter, aka "Share URL XSS."

SolarWinds Serv-U before 15.2 is affected by Cross Site Scripting (XSS) via the HTTP Host header.

SolarWinds Serv-U before 15.1.6 Hotfix 3 is affected by Cross Site Scripting (XSS) via a directory name (entered by an admin) containing a JavaScript payload.

An issue was discovered in SolarWinds Serv-U before 15.2.2. Unauthenticated attackers can retrieve cleartext passwords via macro Injection. NOTE: this had a distinct fix relative to CVE-2020-35481.

In SolarWinds Serv-U before 15.2.2 Hotfix 1, there is a directory containing user profile files (that include users' password hashes) that is world readable and writable. An unprivileged Windows user (having access to the server's filesystem) can add an FTP user by copying a valid profile file to this directory. For example, if this profile sets up a user with a C:\ home directory, then the attacker obtains access to read or replace arbitrary files with LocalSystem privileges.

SolarWinds Serv-U before 15.2.2 allows authenticated reflected XSS.

SolarWinds Serv-U before 15.2.2 allows Unauthenticated Macro Injection.