LiveActive security incident?Get immediate response
CVE Record

CVE-2020-4727: IBM InfoSphere Information Server 11.7 could allow a remote attacker to hijack the clicking action of the v...

IBM InfoSphere Information Server 11.7 could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to hijack the victim's click actions and possibly launch further attacks against the victim.

MediumCVSS 6.1Not KEV-listedUpdated
Discuss exposureBack to CVEs
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2020-4727 is a clickjacking issue in IBM InfoSphere Information Server 11.7. An attacker could trick a user into visiting a malicious website and hijack that user's clicks, potentially causing unintended actions. It is not listed in CISA KEV, and the provided sources do not show active exploitation.

Executive priority

Treat this as a moderate-priority remediation item for any IBM InfoSphere Information Server 11.7 environment. It is user-assisted rather than automatically wormable, but it can still support business-impacting misuse if privileged users are targeted.

Technical view

The issue affects IBM InfoSphere Information Server 11.7 and is scored CVSS 3.0 6.1. The vector indicates network access, low attack complexity, no privileges required, required user interaction, changed scope, and low confidentiality and integrity impact. IBM X-Force tracks it as vulnerability 187976.

Likely exposure

Exposure is limited to organizations running IBM InfoSphere Information Server 11.7, especially where users access its web interface from browsers. The attack depends on user interaction with a malicious site, so phishing or social engineering context matters.

Exploitation context

The source bundle describes remote click hijacking after persuading a victim to visit a malicious website. CISA KEV status is false, and no provided source states active exploitation or public exploit availability.

Researcher notes

Evidence is sufficient for affected product, version, weakness class, and CVSS posture. The bundle does not provide CWE mapping, detailed patch identifiers, exploit telemetry, or proof of active exploitation, so validation should stay focused on version exposure and IBM advisory alignment.

Mitigation direction

  • Review IBM support guidance for CVE-2020-4727 remediation.
  • Apply IBM-provided fixes or upgrades for affected 11.7 deployments.
  • Limit access to InfoSphere web interfaces to trusted users and networks.
  • Train users to avoid unexpected links targeting administrative workflows.

Validation and detection

  • Inventory IBM InfoSphere Information Server deployments and versions.
  • Confirm whether any deployment is version 11.7.
  • Check IBM bulletin status against deployed build levels.
  • Review browser-facing access paths for the InfoSphere web interface.
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.

cve · low confidence lookup

CVE-2020-4727 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
Medium
CVSS
6.1 (3.0)
Known Exploited
No
Published

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

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
6.1CVSS 3.0MediumCVSS:3.0/UI:R/C:L/AC:L/AV:N/S:C/A:N/PR:N/I:L/RC:C/E:U/RL:O2.82.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

6.1Medium
CVSS 3.0 vector shape for CVE-2020-4727Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMInfoSphere Information Server11.7Listed
Weakness

CWE details

No CWE listed

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