Security readout for executives and security teams
Plain-English summary
This CVE describes a CSRF flaw in the SOCIFI Guest WiFi SaaS portal. A tricked user could unknowingly submit changes through their browser because the portal lacked CSRF tokens and request validation. The documented impact is limited to adding or modifying user data.
Executive priority
Treat this as a moderate SaaS integrity risk. Prioritize confirming use of SOCIFI, vendor remediation status, and any evidence of unauthorized user-data changes. It is not currently supported by KEV or source evidence of active exploitation.
Technical view
CVE-2021-27701 is CWE-352 in SOCIFI Guest WiFi SaaS. The report states the portal lacked CSRF token and request validation, enabling crafted cross-site requests to add or modify random user data. CVSS 3.1 is 4.7, with network access, low complexity, required user interaction, changed scope, and low integrity impact.
Likely exposure
Exposure is limited to organizations using the SOCIFI Guest WiFi SaaS portal. The public record does not provide affected versions, CPEs, deployment details, or a vendor patch level, so asset confirmation is necessary before determining impact.
Exploitation context
The source bundle does not show active exploitation, and the CVE is not listed as KEV. Exploitation requires user interaction and likely depends on a portal user’s browser being able to submit an unauthorized state-changing request.
Researcher notes
The public data is sparse: affected versions are listed as n/a, and the only technical detail is missing CSRF token and request validation in the WiFi portal. Do not assume broader product impact or confirmed patch availability without vendor evidence.
Mitigation direction
- Confirm whether SOCIFI Guest WiFi SaaS is in current or historical use.
- Check SOCIFI or service-provider guidance for remediation or platform-side fixes.
- Ask the vendor to confirm CSRF tokens and request validation are enforced.
- Limit portal access to trusted administrators and networks where possible.
- Review portal activity for unexpected user additions or modifications.
Validation and detection
- Inventory guest WiFi captive portal and SaaS management platforms.
- Review portal requests for anti-CSRF tokens and server-side validation evidence.
- Check change logs for unauthorized user data additions or modifications.
- Confirm vendor response or support case status for CVE-2021-27701.
- Document whether the organization can apply controls or must rely on SaaS remediation.
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-352: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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 lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-27701 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
- 4.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A: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/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.7MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/Mrnmap/mrnmap-cve/blob/main/CVE-2021-27701CVE reference
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.
Cross-Site Request Forgery (CSRF)
Cross-Site Request Forgery (CSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.