Risk | Low |
Patch available | NO |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-27798 |
CWE-ID | CWE-22 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
HPE 1606 Extension SAN Switch Hardware solutions / Routers & switches, VoIP, GSM, etc Brocade 8Gb SAN Switch for HPE BladeSystem c-Class Hardware solutions / Routers & switches, VoIP, GSM, etc HPE 8/24 SAN Switch Hardware solutions / Routers & switches, VoIP, GSM, etc HPE 8/8 SAN Switch Hardware solutions / Routers & switches, VoIP, GSM, etc |
Vendor | HPE |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU65809
Risk: Low
CVSSv3.1: 3.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]
CVE-ID: CVE-2021-27798
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A local user with “user” or “factory” privileges can list the entirety of the filesystem utilizing the “more” binary and tab-completion.
MitigationCybersecurity Help is currently unaware of any official solution to address this vulnerability.
The vendor recommends to upgrade Brocade Fabric OS to version 9.x.
HPE 1606 Extension SAN Switch: 7.3.1d - 7.4.1b
Brocade 8Gb SAN Switch for HPE BladeSystem c-Class: 7.3.1d - 7.4.1b
HPE 8/24 SAN Switch: 7.3.1d - 7.4.1b
HPE 8/8 SAN Switch: 7.3.1d - 7.4.1b
External linkshttp://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbst04353en_us
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.
The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.