Security readout for executives and security teams
Plain-English summary
CVE-2021-36444 affects imcat 5.4. A CSRF weakness in the add-administrator workflow could let a remote attacker abuse a logged-in administrator’s browser to gain elevated privileges. The public record rates it high severity, but the supplied sources do not name a patch or confirm exploitation in the wild.
Executive priority
Prioritize remediation for any internet-facing or business-critical imcat 5.4 deployment. The risk is account takeover through administrative privilege escalation, but urgency should be based on confirmed product presence because source data is sparse.
Technical view
The issue is classified as CWE-352. The CVE describes flawed one-time token generation on the add administrator page, enabling CSRF against imcat 5.4. CVSS 3.1 is 8.8 with network attack vector, low complexity, no attacker privileges, and required user interaction.
Likely exposure
Exposure is most likely where imcat 5.4 is deployed and an administrative user can be induced to interact with attacker-controlled content while authenticated. The source bundle lists affected vendor and product fields as n/a, so asset owners should verify imcat usage directly.
Exploitation context
The CVE record indicates user interaction is required. The bundle says KEV is false and provides no cited evidence of active exploitation. Treat this as a serious privilege-escalation risk, not as confirmed internet-wide exploitation.
Researcher notes
Evidence is limited to the CVE description and a GitHub issue reference. The provided affected fields are n/a despite the description naming imcat 5.4. No vendor advisory, patch version, or exploitation confirmation is included in the bundle.
Mitigation direction
- Confirm whether imcat 5.4 is deployed and review maintainer guidance for this CVE.
- Apply any vendor-supported update or configuration guidance once identified.
- Restrict administrative interface access to trusted users and networks where feasible.
- Monitor administrator creation and privilege changes for unexpected activity.
Validation and detection
- Inventory web applications for imcat, especially version 5.4.
- Check whether the add-administrator page is reachable by administrative users.
- Review logs for unexpected administrator account creation or privilege changes.
- Confirm whether compensating access controls protect administrative paths.
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-2021-36444 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:N/UI:R/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:N/UI:R/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:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/peacexie/imcat/issues/9CVE 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.