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CVE Record

CVE-2021-20499: IBM Security Verify Access Docker 10.0.0 could allow a remote attacker to obtain sensitive information when...

IBM Security Verify Access Docker 10.0.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 197973

LowCVSS 2.7Not KEV-listedUpdated
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Glexia's TakeAutomated analysislow

Security readout for executives and security teams

Plain-English summary

IBM Security Verify Access Docker 10.0.0 can expose sensitive details through verbose browser error messages. The issue is low severity because exploitation requires network access and high privileges, but leaked technical details could support later attacks.

Executive priority

Handle through normal vulnerability management rather than emergency response. Prioritize if the affected deployment is internet-accessible, broadly administered, or part of identity/security infrastructure.

Technical view

The CVSS 3.0 vector is AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N, indicating network reachability, low complexity, high privileges required, and limited confidentiality impact only. The source bundle names IBM Security Verify Access Docker 10.0.0 as affected.

Likely exposure

Exposure appears limited to organizations running IBM Security Verify Access Docker version 10.0.0 with browser-accessible error paths that return detailed technical messages.

Exploitation context

The provided sources do not indicate active exploitation, public exploit availability, or KEV listing. The main risk is information disclosure that could assist follow-on attacks by a highly privileged remote user.

Researcher notes

Evidence is concise and product-specific. The bundle identifies the affected version and confidentiality-only impact, but does not include detailed trigger conditions, fixed version, or operational workaround details.

Mitigation direction

  • Check IBM advisory guidance for the official remediation or fixed release.
  • Inventory IBM Security Verify Access Docker deployments for version 10.0.0.
  • Apply IBM-provided updates or configuration changes if applicable.
  • Avoid exposing detailed technical error messages in browser responses.
  • Restrict product access to authorized users and trusted networks.

Validation and detection

  • Confirm whether IBM Security Verify Access Docker 10.0.0 is deployed.
  • Review browser-facing error responses for sensitive technical details.
  • Verify only authorized high-privilege users can access affected interfaces.
  • Confirm remediation status against IBM advisory and X-Force entry.
Prepared
Confidence
high
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

Container behavior lookup

The affected technology mentions containers, so container-specific ATT&CK technique review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2021-20499 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
Low
CVSS
2.7 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/A:N/AV:N/AC:L/S:U/I:N/C:L/UI:N/PR:H/RC:C/RL:O/E:U

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
2.7CVSS 3.0LowCVSS:3.0/A:N/AV:N/AC:L/S:U/I:N/C:L/UI:N/PR:H/RC:C/RL:O/E:U1.21.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

2.7Low
CVSS 3.0 vector shape for CVE-2021-20499Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/A:N/AV:N/AC:L/S:U/I:N/C:L/UI:N/PR:H/RC:C/RL:O/E:U

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
IBMSecurity Verify Access Docker10.0.0Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.