⚠ Exploited in the wild
Exploitation observed in the wild. Not yet on CISA KEV.

CVE-2019-6111Path Traversal in Openssh

Severity
5.9MEDIUMNVD
EPSS
54.4%
top 1.97%
CISA KEV
Not in KEV
Exploit
Exploited in wild
Active exploitation observed
Timeline
PublishedJan 31
Latest updateFeb 10

Description

An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man-in-The-Middle attacker) can overwrite arbitrary files in the scp client target directory. If recursive operation (-r) is performed, the server can manipulate subdirecto

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 2.2 | Impact: 3.6

Affected Packages15 packages

Debianopenbsd/openssh< 1:7.9p1-9+3
Ubuntuopenbsd/openssh< 1:6.6p1-2ubuntu2.13+2
NVDfreebsd/freebsd< 12.0+1
NVDfujitsu/m10-1_firmware< xcp2361+1

Also affects: Debian Linux 8.0, 9.0, Fedora 30, Ubuntu Linux 14.04, 16.04, 18.04, 18.10, Enterprise Linux 7.0, 8.0, 8.1, 8.2, 8.4, 8.6

Patches

🔴Vulnerability Details

5
GHSA
GHSA-jr78-hfw4-xp7g: An issue was discovered in OpenSSH 72022-05-13
OSV
openssh vulnerability2019-03-04
CVEList
CVE-2019-6111: An issue was discovered in OpenSSH 72019-01-31
OSV
CVE-2019-6111: An issue was discovered in OpenSSH 72019-01-31
VulnCheck
OpenBSD openssh Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')2019

💥Exploits & PoCs

2
Exploit-DB
SCP Client - Multiple Vulnerabilities (SSHtranger Things)2019-01-18
Exploit-DB
OpenSSH SCP Client - Write Arbitrary Files2019-01-11

📋Vendor Advisories

8
Red Hat
libssh: Improper sanitation of paths received from SCP servers2026-02-10
Palo Alto
PAN-SA-2024-0003 Informational Bulletin: Impact of OSS CVEs in Prisma SD-WAN ION2024-04-05
Red Hat
krb5-appl: Improper validation of object names allows malicious server to overwrite files via rcp client2021-02-02
Ubuntu
OpenSSH vulnerability2019-03-04
Ubuntu
OpenSSH vulnerabilities2019-02-07

🕵️Threat Intelligence

1
Wiz
CVE-2026-0964 Impact, Exploitability, and Mitigation Steps | Wiz

💬Community

2
Bugzilla
CVE-2019-6111 openssh: Improper validation of object names allows malicious server to overwrite files via scp client [fedora-all]2019-01-15
Bugzilla
CVE-2019-6111 openssh: Improper validation of object names allows malicious server to overwrite files via scp client2019-01-15
CVE-2019-6111 — Path Traversal in Openbsd Openssh | cvebase