Vulnerability in IBM Secure External Authentication Server
CVE-2021-29726
IBM Sterling Secure Proxy 6.0.3 and IBM Secure External Authentication Server 6.0.3 does not properly ensure that a certificate is actually associated with the host due to improper validation of certificates. IBM X-Force ID: 201104.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (57.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- IBM Secure External Authentication Server — versions 6.0.3
- IBM Secure External Authentication Server — versions 6.0.3
- IBM Sterling Secure Proxy — versions 6.0.3
- IBM Sterling Secure Proxy — versions 6.0.3
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/6586754 (Patch, Vendor Advisory)
- www.ibm.com/support/pages/node/6586756 (Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/201104 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-29726?
- CVE-2021-29726 is a medium-severity vulnerability in IBM Secure External Authentication Server, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2022-05-17.
- How severe is CVE-2021-29726?
- Medium severity. CVSS v3 base score is 5.3 out of 10.