Buffer overflow in IBM Security Identity Manager Adapter
CVE-2021-20573
IBM Security Identity Manager Adapters 6.0 and 7.0 are vulnerable to a heap-based buffer overflow, caused by improper bounds checking. A remote authenticated attacker could overflow the and cause the server to crash. IBM X-Force ID: 199249.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- IBM Security Identity Manager Adapter — versions 6.0.0.0, 7.0.0.0
- IBM Security Identity Manager Adapters — versions 6.0, 7.0
- Microsoft Windows
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.ibm.com/support/pages/node/6465875 (Patch, Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/199249 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-20573?
- CVE-2021-20573 is a medium-severity vulnerability in IBM Security Identity Manager Adapter, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2021-06-28.
- How severe is CVE-2021-20573?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-20573 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.