Security readout for executives and security teams
Plain-English summary
CVE-2023-24351 is a critical stack overflow in D-Link N300 DIR-605L router firmware v2.13B01. A remote unauthenticated attacker could potentially compromise confidentiality, integrity, and availability if the vulnerable login endpoint is reachable. The sources do not name a specific fixed version.
Executive priority
Prioritize identification and exposure reduction for DIR-605L v2.13B01 devices. The issue is critical because compromise could affect traffic, availability, and network trust boundaries, but the supplied evidence does not confirm active exploitation or a named patch.
Technical view
The CVE describes a CWE-787 stack overflow through the FILECODE parameter at /goform/formLogin on D-Link DIR-605L v2.13B01. CVSS 3.1 is 9.8 with network attack vector, low complexity, no privileges, and no user interaction. Public references include D-Link’s bulletin page and a GitHub research repository.
Likely exposure
Exposure is most likely where D-Link DIR-605L v2.13B01 routers remain deployed and their web management interface is reachable from untrusted networks. Internet-facing administration would be the highest-risk condition. Internal-only devices still matter because the CVSS vector indicates no authentication is required.
Exploitation context
The CVE is not listed as KEV in the supplied bundle, so active exploitation is not established here. A public GitHub reference exists, but this analysis does not rely on or reproduce exploit mechanics. Treat reachable vulnerable devices as urgent due to the unauthenticated network attack surface.
Researcher notes
The affected data in the bundle is incomplete, listing vendor and product as n/a, while the CVE description identifies D-Link DIR-605L v2.13B01. Validate against actual firmware and vendor documentation before broad conclusions. No official fixed version is provided in the supplied sources.
Mitigation direction
- Check D-Link’s security bulletin and support channels for official DIR-605L guidance.
- Remove internet exposure for the router web management interface.
- Restrict management access to trusted internal administration networks only.
- Replace affected routers if no maintained vendor firmware is available.
- Monitor for unexpected requests to router administration endpoints.
Validation and detection
- Inventory D-Link DIR-605L and N300 routers across managed environments.
- Confirm firmware versions, especially v2.13B01.
- Verify management interfaces are not reachable from the internet.
- Review D-Link guidance and asset records for remediation status.
- Use non-destructive validation; do not reproduce overflow behavior in production.
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-787: 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 lookupCVE-2023-24351 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dlink.com/en/security-bulletin/CVE reference
- https://github.com/1160300418/Vuls/tree/main/D-Link/DIR-605L/01CVE 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.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.