Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-34558 |
CWE-ID | CWE-295 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software Subscribe |
IBM Cloud Automation Manager Server applications / Other server solutions |
Vendor | IBM Corporation |
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU55665
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2021-34558
CWE-ID:
CWE-295 - Improper Certificate Validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper certificate verification in crypto/tls package in Go when processing X.509 certificates. The application does not properly assert that the type of public key in an X.509 certificate matches the expected type when doing a RSA based key exchange, allowing a malicious TLS server to cause a TLS client to panic.
MitigationInstall update from vendor's website.
Vulnerable software versionsIBM Cloud Automation Manager: 4.2.0.1
http://www.ibm.com/blogs/psirt/security-bulletin-a-security-vulnerability-in-golang-go-affects-ibm-cloud-automation-manager/
http://www.ibm.com/support/pages/node/6489851
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?