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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…
Medium6.5EPSS 1.5%
- Published
- Updated
- Reserved
- Assigned by
- ibm
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.0 | Medium6.5 | CVSS:3.0/UI:N/AC:L/AV:N/C:N/I:N/S:U/PR:L/A:H/RC:C/E:U/RL:O |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- Denial of Service
- CWE-787 (opens in a new tab)All about CWE-787 and its CVEs
Affected products
IBM · Security Identity Manager Adapters
- affected 6.0
- affected 7.0
References (2)
- https://www.ibm.com/support/pages/node/6465875 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ibm-sim-cve202120573-bo (199249) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-20573)Record last updated .