Security readout for executives and security teams
Plain-English summary
This CVE affects CSRF protection in Realtek’s rtl819x Jungle SDK and the cited LevelOne WBR-6013 firmware. A user interaction could let an attacker cause an affected device to process an unintended network request, with high potential impact to confidentiality, integrity, and availability.
Executive priority
Treat this as a high-priority embedded device risk where affected routers or SDK-based products support sensitive network operations. The urgency rises sharply if management interfaces are exposed beyond trusted administrative networks.
Technical view
CVE-2023-47677 is a CWE-352 cross-site request forgery issue in the boa CSRF protection functionality of Realtek rtl819x Jungle SDK v3.4.11. The CVSS 3.1 score is 8.8, with network attack vector, low complexity, no privileges required, and user interaction required.
Likely exposure
Exposure is most likely in environments using LevelOne WBR-6013 firmware RER4_A_v3411b_2T2R_LEV_09_170623 or products built on Realtek rtl819x Jungle SDK v3.4.11. The bundle does not identify additional downstream products.
Exploitation context
The source bundle says a specially crafted network request can trigger CSRF. It does not cite known active exploitation, and KEV status is false. CVSS indicates user interaction is required; other operational preconditions are not fully detailed in the provided sources.
Researcher notes
Evidence is limited to the CVE bundle and Talos references. The affected SDK may imply downstream product risk, but only LevelOne WBR-6013 and Realtek rtl819x Jungle SDK v3.4.11 are explicitly identified here.
Mitigation direction
- Check Realtek, LevelOne, and Talos guidance for confirmed firmware updates or mitigations.
- Inventory LevelOne WBR-6013 devices and Realtek rtl819x Jungle SDK v3.4.11 usage.
- Prioritize affected device remediation based on internet exposure and administrative importance.
- Reduce exposure of affected management interfaces while waiting for vendor-confirmed remediation.
- Do not assume unrelated firmware versions fix this CVE without vendor confirmation.
Validation and detection
- Confirm device model and firmware version against the affected LevelOne WBR-6013 release string.
- Review SBOMs, procurement records, or vendor documentation for rtl819x Jungle SDK v3.4.11.
- Check whether device management interfaces are reachable from untrusted networks.
- Track Talos and CVE records for updated affected-version or remediation details.
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 lookupCVE-2023-47677 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
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.