CVE-2018-10933

critical

Description

A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.

References

http://www.securityfocus.com/bid/105677

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10933

https://lists.debian.org/debian-lts-announce/2018/10/msg00010.html

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0016

https://security.netapp.com/advisory/ntap-20190118-0002/

https://usn.ubuntu.com/3795-1/

https://usn.ubuntu.com/3795-2/

https://www.debian.org/security/2018/dsa-4322

https://www.exploit-db.com/exploits/45638/

https://www.libssh.org/security/advisories/CVE-2018-10933.txt

https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

Details

Source: MITRE

Published: 2018-10-17

Updated: 2019-10-09

Type: CWE-287

Risk Information

CVSS v2

Base Score: 6.4

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Impact Score: 5.2

Exploitability Score: 3.9

Severity: CRITICAL