Security readout for executives and security teams
Plain-English summary
RSA Archer versions before 6.7 P3 may leave user session information in cache or log files. Someone who is authenticated locally and can read those files could use exposed session data to support further attacks. This matters most where Archer hosts or logs are accessible to non-administrators.
Executive priority
Treat as high priority for Archer environments because exposed session data can undermine confidentiality and support follow-on compromise, even though public exploitation evidence is not provided.
Technical view
The source describes an information exposure issue in RSA Archer prior to 6.7 P3 (6.7.0.3). Session information may be written to cache or logs. The CVSS vector is high severity, but the prose requires an authenticated local user with log-file access.
Likely exposure
Organizations running RSA Archer versions earlier than 6.7 P3 are the relevant exposure group, especially where logs or cache files are broadly readable.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. The described attacker already needs authentication and local access to relevant log files.
Researcher notes
The bundle cites CWE-598 and CVSS 8.8. Note the tension between the network CVSS vector and the narrative requiring local log access. Validate against Dell’s advisory before scoping exploitability.
Mitigation direction
- Upgrade RSA Archer to 6.7 P3 (6.7.0.3) or a vendor-supported fixed version.
- Review Dell advisory DSA-2020-049 for exact upgrade and remediation guidance.
- Restrict Archer host, cache, and log-file access to required administrators and service accounts.
- Rotate or purge potentially exposed logs according to incident-response and retention requirements.
Validation and detection
- Inventory RSA Archer deployments and confirm installed versions are not earlier than 6.7 P3.
- Check file permissions for Archer cache and log directories on affected hosts.
- Review recent access to Archer logs by non-administrative or unexpected local users.
- Confirm post-upgrade that session information is not being written to accessible logs.
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.
CWE-598: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2020-5331 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
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dell.com/support/security/en-us/details/DOC-111112/DSA-2020-049-RSA-Archer-Security-Update-for-Multiple-VulnerabilitiesCVE reference · x_refsource_MISC
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.
Use of HTTP Request With Sensitive Query String
Use of HTTP Request With Sensitive Query String represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.