Security readout for executives and security teams
Plain-English summary
CVE-2020-4277 is an information disclosure issue in IBM TRIRIGA Application Platform 3.5.3 and 3.6.1. Error messages may reveal sensitive details that help an attacker plan later attacks. The direct impact is limited confidentiality exposure, but it can improve attacker reconnaissance.
Executive priority
Handle during normal vulnerability management, faster for internet-facing TRIRIGA systems. The issue is not described as actively exploited, but it can help attackers learn internal details and prepare more targeted follow-on activity.
Technical view
The CVSS 3.0 score is 5.3. The vector indicates remote, unauthenticated, low-complexity exposure with no user interaction, low confidentiality impact, and no integrity or availability impact. The issue is sensitive information disclosure through error messages in IBM TRIRIGA Application Platform 3.5.3 and 3.6.1.
Likely exposure
Exposure is limited to environments running IBM TRIRIGA Application Platform 3.5.3 or 3.6.1. Publicly reachable TRIRIGA deployments deserve priority review because the CVSS vector is network-accessible and requires no privileges.
Exploitation context
The provided sources do not show active exploitation. CISA KEV status is false in the bundle, and the CVSS exploit maturity value is unproven. Treat this as a reconnaissance-enabling weakness, not a confirmed exploited vulnerability.
Researcher notes
No CWE is listed in the provided bundle. Avoid exploit reproduction; validation should focus on version confirmation, exposure review, and safe error-message assessment. The sources do not provide exact fixed version details in the bundle, so remediation should be tied to IBM’s advisory.
Mitigation direction
- Check IBM advisory guidance for fixed versions or official remediation.
- Identify and prioritize exposed TRIRIGA 3.5.3 and 3.6.1 deployments.
- Reduce public access to TRIRIGA where business requirements allow.
- Review error handling to avoid exposing sensitive operational details.
Validation and detection
- Inventory TRIRIGA Application Platform versions across production and non-production systems.
- Confirm whether versions 3.5.3 or 3.6.1 are present.
- Review logs or safe application testing for overly detailed error messages.
- Verify remediation status against IBM guidance and change records.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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-2020-4277 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.3 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/I:N/S:U/C:L/AC:L/A:N/AV:N/UI:N/PR:N/RC:C/E:U/RL:O
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.
CVSS vector scores
1 official scoreWe 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.
CVSS:3.0/I:N/S:U/C:L/AC:L/A:N/AV:N/UI:N/PR:N/RC:C/E:U/RL:O3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.3MediumVector: CVSS:3.0/I:N/S:U/C:L/AC:L/A:N/AV:N/UI:N/PR:N/RC:C/E:U/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6193467CVE reference · x_refsource_CONFIRM
- ibm-tririga-cve20204277-info-disc (175993)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.