Analyst readout for executives and security teams
Plain-English summary
A PLANET switch flaw allows someone who already has a normal account on affected devices to use a hard-coded credential path in a command-line interface and reach a Linux root shell. That can turn limited device access into full control of the switch, risking traffic disruption, configuration tampering, and loss of sensitive network information.
Executive priority
Treat this as a high-priority infrastructure issue if affected PLANET switches are deployed. Full switch compromise can affect network availability and trust boundaries, but urgency depends on whether management access is exposed and whether regular user accounts exist.
Technical view
CVE-2024-8448 is CWE-798 in specific PLANET GS-4210 switch models. The CVSS 3.1 score is 8.8, with network attack vector, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to organizations running the listed PLANET GS-4210-24PL4C hardware 2.0 or GS-4210-24P2S hardware 3.0 devices, especially where management CLI access is reachable by regular users or less-trusted networks.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The vulnerability still has practical risk because a remote attacker with regular privileges can escalate to a Linux root shell on affected devices.
Researcher notes
Evidence identifies a hard-coded credential in a specific CLI enabling remote privilege escalation from regular privilege to Linux root shell. Sources do not provide exploit details, active exploitation status, or a confirmed patch in the supplied bundle.
Mitigation direction
- Identify affected PLANET models and hardware revisions in network inventory.
- Check TWCERT and PLANET guidance for firmware or vendor remediation.
- Restrict switch management interfaces to trusted administrative networks only.
- Remove internet exposure from management services where present.
- Review privileged access and limit regular accounts on affected switches.
Validation and detection
- Confirm whether listed PLANET switch models exist in production or lab networks.
- Verify hardware revision and firmware status against vendor guidance.
- Check whether management CLI access is reachable from untrusted segments.
- Review device logs for unexpected CLI access or privilege changes.
- Document compensating controls if no vendor fix is available.
Public sources used
Based on public source material and reviewed before publication.
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 lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2024-8448 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:L/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:L/UI:N/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:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.twcert.org.tw/tw/cp-132-8045-a2804-1.htmlCVE reference · third-party-advisory
- https://www.twcert.org.tw/en/cp-139-8046-057c2-2.htmlCVE reference · third-party-advisory
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.