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Fencer Vulns
high 7.2

CVE-2023-50240 json

Two stack-based buffer overflow vulnerabilities exist in the boa set_RadvdInterfaceParam functionality of Realtek rtl819x Jungle SDK v3.4.1…

published 2024-07-08 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-55060

cvss
7.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

Two stack-based buffer overflow vulnerabilities exist in the boa set_RadvdInterfaceParam functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of network requests can lead to remote code execution. An attacker can send a sequence of requests to trigger these vulnerabilities.This stack-based buffer overflow is related to the `AdvDefaultPreference` request's parameter.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.41% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • talosintelligence.com https://talosintelligence.com/vulnerability_reports/TALOS-2023-1893 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

  • LevelOne WBR-6013
  • Realtek rtl819x Jungle SDK
  • realtek rtl819x_software_development_kit
  • level_one wbr6013

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.