Security readout for executives and security teams
Plain-English summary
ASUSTOR ADM has a WebDAV-related memory safety flaw that can let an authenticated attacker run arbitrary code. The public record rates it high severity. Business risk is highest for NAS devices running affected ADM versions where WebDAV is enabled or reachable.
Executive priority
Treat as a high-priority NAS exposure issue where ASUSTOR ADM and WebDAV are in use. Prioritize asset discovery, vendor-guided remediation, and reduction of unnecessary WebDAV exposure because successful exploitation can affect integrity and availability.
Technical view
CVE-2022-37398 is a stack-based buffer overflow in ASUSTOR ADM WebDAV handling caused by missing data size validation. Affected versions are ADM 3.5.9.RUE3 and below, 4.0.5.RVI1 and below, and 4.1.0.RJD1 and below. CVSS 3.1 is 7.1 with network access, low privileges, no user interaction, and high integrity/availability impact.
Likely exposure
Exposure is limited to ASUSTOR ADM systems in the affected version ranges, especially where WebDAV is enabled or network-reachable. The source bundle does not identify other ASUSTOR products or third-party software as affected.
Exploitation context
The CVE record says exploitation can run arbitrary code, but requires low privileges and has high attack complexity. It is not listed as CISA KEV in the provided bundle, and no cited source here confirms active exploitation.
Researcher notes
Evidence supports a CWE-121 stack overflow in ADM WebDAV with arbitrary code execution impact. The provided sources do not include exploit details, active exploitation confirmation, or explicit fixed versions, so validation should stay version- and configuration-focused.
Mitigation direction
- Inventory ASUSTOR ADM devices and record exact ADM versions.
- Check whether WebDAV is enabled or reachable on affected devices.
- Review ASUSTOR advisory for the supported fixed version or remediation path.
- Upgrade only according to ASUSTOR guidance; fixed versions are not named in the bundle.
- Restrict WebDAV exposure while validating vendor remediation guidance.
Validation and detection
- Confirm ADM version is not within the listed affected ranges.
- Confirm WebDAV status and network exposure for each ADM device.
- Review vulnerability scanner findings against the exact affected version ranges.
- Check ASUSTOR advisory for remediation status and document applied changes.
- Monitor vendor and CISA sources for any later exploitation update.
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-121: 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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-37398 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
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/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.
SSVC decision data
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:H/PR:L/UI:N/S:U/C:L/I:H/A:H1.65.5ASUSTOR1Vulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.asustor.com/security/security_advisory_detail?id=12CVE reference, ASUSTOR1 · 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.
Stack-based Buffer Overflow
Stack-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.