CVE-2023-6004

A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostname parameter.

CVSS v3 4.8 MEDIUM

4.8^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.3 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2024:2504
https://access.redhat.com/errata/RHSA-2024:3233
https://access.redhat.com/security/cve/CVE-2023-6004	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2251110	Issue Tracking
https://www.libssh.org/security/advisories/CVE-2023-6004.txt	Mailing List

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:libssh:libssh::::::::
	cpe:2.3:a:libssh:libssh::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:38:::::::*
	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*

History

16 Sep 2024, 18:15

Type	Values Removed	Values Added
References	{'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/', 'tags': ['Mailing List', 'Vendor Advisory'], 'source': 'secalert@redhat.com'} ~~{'url': 'https://security.netapp.com/advisory/ntap-20240223-0004/', 'source': 'secalert@redhat.com'}~~

22 May 2024, 17:16

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2024:3233 -

30 Apr 2024, 15:15

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2024:2504 -

23 Feb 2024, 16:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20240223-0004/ -

16 Jan 2024, 19:43

Type	Values Removed	Values Added
References	~~() https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/ - Vendor Advisory~~	() https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/ - Mailing List, Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~7.8~~	v2 : unknown v3 : 4.8

11 Jan 2024, 19:18

Type	Values Removed	Values Added
References	~~() https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/ -~~	() https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/ - Vendor Advisory
References	~~() https://access.redhat.com/security/cve/CVE-2023-6004 -~~	() https://access.redhat.com/security/cve/CVE-2023-6004 - Vendor Advisory
References	~~() https://www.libssh.org/security/advisories/CVE-2023-6004.txt -~~	() https://www.libssh.org/security/advisories/CVE-2023-6004.txt - Mailing List
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=2251110 -~~	() https://bugzilla.redhat.com/show_bug.cgi?id=2251110 - Issue Tracking
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8
CWE		CWE-74
First Time		Libssh libssh Fedoraproject fedora Fedoraproject Redhat Redhat enterprise Linux Libssh
CPE		cpe:2.3:o:redhat:enterprise_linux:9.0:::::::* cpe:2.3:o:fedoraproject:fedora:38:::::::* cpe:2.3:o:redhat:enterprise_linux:8.0:::::::* cpe:2.3:a:libssh:libssh::::::::

10 Jan 2024, 03:15

Type	Values Removed	Values Added
References		() https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/ -

03 Jan 2024, 17:26

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-01-03 17:15

Updated : 2024-09-16 18:15

NVD link : CVE-2023-6004

Mitre link : CVE-2023-6004

CVE.ORG link : CVE-2023-6004

JSON object : View

Products Affected

libssh

libssh

redhat

enterprise_linux

fedoraproject

fedora

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

4.8 /10