PatchSiren cyber security CVE debrief
CVE-2016-3020 IBM CVE debrief
CVE-2016-3020 is a medium-severity IBM Security Access Manager for Web issue involving improper content validation. Affected deployments can allow security restrictions to be bypassed and malicious content to be loaded after a victim opens specially crafted content.
- Vendor
- IBM
- Product
- CVE-2016-3020
- CVSS
- MEDIUM 5.5
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2017-02-07
- Original CVE updated
- 2026-05-13
- Advisory published
- 2017-02-07
- Advisory updated
- 2026-05-13
Who should care
IBM Security Access Manager for Web administrators using the affected 7.0.0, 8.0.0, or 9.0.0 firmware lines, and teams responsible for web access control, content validation, and patch management in IBM environments.
Technical summary
The CVE description says a remote attacker could persuade a victim to open specially crafted content and then bypass validation to load malicious content. NVD maps the weakness to CWE-284 and assigns CVSS 3.0 vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N, indicating user interaction is required and the primary impact is integrity loss. The NVD CPE data marks IBM Security Access Manager for Web 7.0 firmware, 8.0 firmware, and 9.0 firmware as vulnerable, and also includes a vulnerable Security Access Manager for Mobile CPE entry.
Defensive priority
Medium. This issue can bypass security restrictions and materially affect integrity, so it should be patched promptly in any affected IBM deployment, especially where users can open untrusted content. It is not listed as a KEV item in the supplied corpus.
Recommended defensive actions
- Identify IBM Security Access Manager for Web 7.0.0, 8.0.0, and 9.0.0 deployments and confirm whether they match the vulnerable CPE entries.
- Review IBM PSIRT advisory swg21996826 for vendor guidance, fixes, or mitigation steps.
- Apply the IBM-provided patch or upgrade path identified in the vendor advisory as soon as practical.
- Reduce exposure to untrusted or specially crafted content where the product is used to handle web content or access decisions.
- Treat the NVD CVSS vector and the CVE narrative together during risk assessment, because the record indicates user interaction is required.
Evidence notes
Evidence in the supplied corpus comes from the official CVE/NVD record and the IBM PSIRT reference. The CVE description names IBM Security Access Manager for Web 7.0.0, 8.0.0, and 9.0.0 and describes bypass via improper content validation. NVD provides the CVSS 3.0 vector, CWE-284 mapping, and vulnerable CPE entries, while the IBM advisory reference points to swg21996826 for patch or vendor guidance.
Official resources
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CVE-2016-3020 CVE record
CVE.org
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CVE-2016-3020 NVD detail
NVD
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Source item URL
nvd_modified
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Mitigation or vendor reference
[email protected] - Patch, Vendor Advisory
Publicly disclosed in the CVE/NVD record on 2017-02-07. The NVD record was last modified on 2026-05-13; that date reflects record maintenance, not initial disclosure.