Security readout for executives and security teams
Plain-English summary
CVE-2021-31220 is an access-control issue in SES Evolution before 2.1.0. A user who should only read security policies could modify them. That can weaken security governance, but the provided sources do not show internet-wide exposure, active exploitation, or a CVSS score.
Executive priority
Treat this as a governance and privilege-control risk. Prioritize remediation where SES Evolution is used to enforce important security policy, especially in environments with many delegated read-only administrators.
Technical view
The source description indicates improper enforcement of read-only permissions for security policy access in SES Evolution versions before 2.1.0. The available metadata does not include CVSS, CWE, CPEs, or detailed affected-product records, so exposure assessment should be based on local SES Evolution inventory and vendor advisory review.
Likely exposure
Exposure appears limited to organizations running SES Evolution before 2.1.0 with users granted read-only access to security policies. The source bundle does not identify affected CPEs, deployment models, or default exposure paths.
Exploitation context
The CVE is not listed as KEV in the provided bundle, and no cited source states active exploitation. Abuse appears to require valid user access with read-only security-policy permissions, not unauthenticated remote access.
Researcher notes
Evidence is sparse. The CVE text names SES Evolution before 2.1.0, but the structured affected fields are n/a and no CVSS or CWE is provided. Do not assume broader Stormshield product impact without advisory confirmation.
Mitigation direction
- Identify all SES Evolution deployments and versions.
- Review Stormshield advisory 2021-022 for vendor-specific remediation guidance.
- Upgrade affected SES Evolution instances to 2.1.0 or later where applicable.
- Restrict security-policy read access to trusted users until remediated.
- Audit recent security-policy changes for unauthorized modifications.
Validation and detection
- Confirm whether any deployed SES Evolution version is before 2.1.0.
- Review accounts assigned read-only access to security policies.
- Check audit logs for policy changes by read-only users.
- After remediation, verify read-only users cannot modify policies.
- Document findings because CVSS and affected metadata are incomplete.
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-2021-31220 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://advisories.stormshield.eu/CVE reference · x_refsource_MISC
- https://advisories.stormshield.eu/2021-022/CVE 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.