National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

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Search Parameters:
  • Contains Software Flaws (CVE)
  • CPE Product Version: cpe:/a:openbsd:openssh:7.4
There are 5 matching records.
Vuln ID Summary CVSS Severity
CVE-2019-6110

In OpenSSH 7.9, due to accepting and displaying arbitrary stderr output from the server, a malicious server (or Man-in-The-Middle attacker) can manipulate the client output, for example to use ANSI control codes to hide additional files being transferred.

Published: January 31, 2019; 01:29:00 PM -05:00
V3: 6.8 MEDIUM
V2: 4.0 MEDIUM
CVE-2019-6109

An issue was discovered in OpenSSH 7.9. Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affects refresh_progress_meter() in progressmeter.c.

Published: January 31, 2019; 01:29:00 PM -05:00
V3: 6.8 MEDIUM
V2: 4.0 MEDIUM
CVE-2018-15919

Remotely observable behaviour in auth-gss2.c in OpenSSH through 7.8 could be used by remote attackers to detect existence of users on a target system when GSS2 is in use. NOTE: the discoverer states 'We understand that the OpenSSH developers do not want to treat such a username enumeration (or "oracle") as a vulnerability.'

Published: August 28, 2018; 04:29:00 AM -04:00
V3: 5.3 MEDIUM
V2: 5.0 MEDIUM
CVE-2018-15473

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.

Published: August 17, 2018; 03:29:00 PM -04:00
V3: 5.3 MEDIUM
V2: 5.0 MEDIUM
CVE-2017-15906

The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.

Published: October 25, 2017; 11:29:00 PM -04:00
V3: 5.3 MEDIUM
V2: 5.0 MEDIUM