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CVE Record

CVE-2021-20535: IBM Jazz Reporting Service 6.0.6.1, 7.0, 7.0.1, and 7.0.2 is vulnerable to server-side request forgery (SSRF).

IBM Jazz Reporting Service 6.0.6.1, 7.0, 7.0.1, and 7.0.2 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks. IBM X-Force ID: 198834.

MediumCVSS 6.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Jazz Reporting Service versions 6.0.6.1, 7.0, 7.0.1, and 7.0.2 have an SSRF flaw. An attacker could make the server send unauthorized requests, which may expose internal network details or support follow-on attacks.

Executive priority

Treat as a moderate-priority remediation for IBM Engineering reporting environments. It is not listed as known exploited in the bundle, but SSRF can turn internal network reachability into business risk.

Technical view

The issue is server-side request forgery in IBM Jazz Reporting Service. IBM describes potential unauthorized server-originated requests, network enumeration, and attack facilitation. The bundled CVSS is 6.5 medium, with low confidentiality and integrity impact and no availability impact.

Likely exposure

Exposure is limited to organizations running the listed IBM Jazz Reporting Service versions. Risk is higher where the service can reach sensitive internal systems or metadata services from its server network position.

Exploitation context

The bundle does not show CISA KEV listing or cited active exploitation. CVSS temporal data marks exploitability as unproven. IBM’s text says authenticated attacker, while the supplied vector lists PR:N; treat that discrepancy as unresolved.

Researcher notes

Evidence is limited to the CVE record, IBM advisory reference, and IBM X-Force entry. No CWE, exploit details, or named fixed version is provided in the bundle. Validate IBM’s current advisory before final remediation decisions.

Mitigation direction

  • Confirm whether any Jazz Reporting Service instance runs an affected version.
  • Review IBM advisory node 6452323 for official fixed versions or interim fixes.
  • Prioritize vendor-supported upgrade or remediation for exposed production deployments.
  • Restrict server egress to only required internal and external destinations.
  • Monitor the application host for unusual outbound requests.

Validation and detection

  • Inventory IBM Jazz Reporting Service versions across production and non-production environments.
  • Confirm network paths reachable from the Jazz Reporting Service host.
  • Review application, proxy, and firewall logs for unexpected outbound requests.
  • Check IBM X-Force ID 198834 and the IBM advisory for remediation status.
  • Document any compensating egress controls around affected servers.
Prepared
Confidence
medium
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

Cloud metadata behavior lookup

The CVE wording references SSRF or metadata access, so cloud discovery and credential material 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-2021-20535 mapping review

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

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.0)
Known Exploited
No
Published

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

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
6.5CVSS 3.0MediumCVSS:3.0/C:L/AV:N/PR:N/S:U/I:L/A:N/UI:N/AC:L/RL:O/E:U/RC:C3.92.5Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

6.5Medium
CVSS 3.0 vector shape for CVE-2021-20535Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMJazz Reporting Service6.0.6.1, 7.0, 7.0.1, 7.0.2Listed
Weakness

CWE details

No CWE listed

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