Security readout for executives and security teams
Plain-English summary
A TOTOLINK CA300-PoE firmware version reportedly contains a hardcoded root password stored in its shadow password file. If an attacker can reach the affected device, the CVSS data indicates potential full compromise of confidentiality, integrity, and availability. No source in the bundle confirms active exploitation or a vendor patch.
Executive priority
Treat this as urgent for any deployed TOTOLINK CA300-PoE V6.2c.884 device. Prioritize discovery and exposure reduction first, then vendor-confirmed remediation or replacement. Business impact could include loss of network device control and downstream service disruption.
Technical view
CVE-2023-24149 is classified as CWE-798: use of hardcoded credentials. The CVE describes TOTOLINK CA300-PoE V6.2c.884 storing a root password in /etc/shadow. CVSS 3.1 is 9.8 with network attack vector, low complexity, no privileges, and no user interaction.
Likely exposure
Exposure is likely limited to environments running TOTOLINK CA300-PoE V6.2c.884, especially where device management is reachable from untrusted networks. The CVE record lacks CPE data and lists affected vendor/product as n/a, so confirmation requires manual asset and firmware review.
Exploitation context
The bundle does not show CISA KEV listing or any cited evidence of active exploitation. The risk is still serious because hardcoded root credentials can enable complete device compromise if reachable. Public technical details exist in the referenced GitHub write-up, but the evidence set is sparse.
Researcher notes
The public record identifies the issue and severity, but affected-product metadata is incomplete and no official fix is cited in the bundle. Validate against physical inventory, firmware banners, configuration records, and vendor advisories. Do not assume other TOTOLINK models are affected without separate evidence.
Mitigation direction
- Check TOTOLINK guidance for fixed firmware, replacement advice, or official mitigations.
- Remove affected device management interfaces from public or untrusted network access.
- Restrict administration to trusted networks with firewall or management VLAN controls.
- Consider replacing devices if no vendor-supported fix exists.
- Monitor privileged access and configuration changes on affected devices.
Validation and detection
- Inventory TOTOLINK CA300-PoE devices and record exact firmware versions.
- Confirm whether any device runs V6.2c.884.
- Verify management interfaces are not exposed to the internet or untrusted networks.
- Review device logs for unexpected privileged access or configuration changes.
- Track vendor advisories and CVE updates for confirmed fixes or affected-version changes.
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-798: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. 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-2023-24149 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
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.
Use of Hard-coded Credentials
Use of Hard-coded Credentials represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.