Multiple vulnerabilities in IBM VIOS
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-38989 CVE-2021-38988 CVE-2022-22351 |
| CWE-ID | CWE-20 |
| Exploitation vector | Local network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
IBM VIOS Server applications / Application servers |
| Vendor | IBM Corporation |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Input validation error
EUVDB-ID: #VU61034
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-38989
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the AIX kernel. A local user can run a specially crafted program to perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsIBM VIOS: 3.1.0 - 3.1.3.14
External linkshttp://aix.software.ibm.com/aix/efixes/security/pmsvcs_advisory.asc
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.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU61035
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-38988
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the AIX kernel. A local user can run a specially crafted program to perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsIBM VIOS: 3.1.0 - 3.1.3.14
External linkshttp://aix.software.ibm.com/aix/efixes/security/pfcdd_advisory.asc
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.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Input validation error
EUVDB-ID: #VU61036
Risk: Medium
CVSSv3.1: 4.9 [CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-22351
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the nimsh daemon. A remote attacker can send specially crafted input to another trusted host and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsIBM VIOS: 3.1.0 - 3.1.3.14
External linkshttp://aix.software.ibm.com/aix/efixes/security/nimsh_advisory.asc
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
