Security readout for executives and security teams
Plain-English summary
CVE-2021-29252 is a stored cross-site scripting issue in RSA Archer before 6.9 SP1 P1 (6.9.1.1). An authenticated Archer user with permission to modify link name fields could cause script execution in another user's browser, potentially affecting session trust and data shown in the application.
Executive priority
Prioritize remediation during the next normal security maintenance window, sooner for Archer environments with broad content-edit permissions or sensitive workflows. The issue is moderate severity because it requires authentication and specific permissions, but Archer often supports governance, risk, and compliance processes where trust in displayed content matters.
Technical view
The CVE describes network-reachable stored XSS with low attack complexity and low privileges required. The stated impact is limited confidentiality and integrity loss, CVSS 3.1 score 5.4. The exposure is tied to users who can modify link name fields in affected RSA Archer versions before 6.9 SP1 P1 P1 level 6.9.1.1.
Likely exposure
Organizations running RSA Archer versions earlier than 6.9 SP1 P1 (6.9.1.1) are potentially exposed, especially where non-administrative users can modify link name fields. The source bundle does not provide CPEs or a full affected-version matrix beyond the stated version boundary.
Exploitation context
The source says exploitation requires a remote authenticated malicious Archer user with access to modify link name fields. CISA KEV status is false in the bundle, and no cited source claims active exploitation. Treat this as insider, compromised-account, or excessive-permission risk rather than unauthenticated internet-scale exposure.
Researcher notes
Evidence is limited to the CVE text, CVSS vector, KEV=false flag, and RSA advisory reference. The bundle does not include detailed exploit preconditions, affected CPEs, or alternate mitigations. Avoid assuming unauthenticated access, public exploitation, or broader RSA product impact without additional vendor confirmation.
Mitigation direction
- Upgrade RSA Archer to 6.9 SP1 P1 (6.9.1.1) or a later vendor-supported release.
- Review RSA Archer advisory guidance for any version-specific remediation details.
- Restrict who can modify link name fields until patched.
- Review Archer user permissions for excessive content-modification rights.
- Monitor vendor channels for superseding Archer security guidance.
Validation and detection
- Inventory RSA Archer deployments and record exact version and patch level.
- Confirm production instances are at 6.9 SP1 P1 (6.9.1.1) or later.
- Identify users or roles allowed to modify link name fields.
- Review recent link-name changes by privileged or unusual accounts.
- Check vulnerability management records for CVE-2021-29252 closure evidence.
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-2021-29252 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
- 5.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AC:L/AV:N/A:N/C:L/I:L/PR:L/S:U/UI:N
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/AC:L/AV:N/A:N/C:L/I:L/PR:L/S:U/UI:N2.82.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.4MediumVector: CVSS:3.1/AC:L/AV:N/A:N/C:L/I:L/PR:L/S:U/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.rsa.com/en-us/company/vulnerability-response-policyCVE reference · x_refsource_MISC
- https://community.rsa.com/t5/archer-product-advisories/rsa-2021-04-archer-an-rsa-business-update-for-multiple/ta-p/603223CVE reference · x_refsource_CONFIRM
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.