Skip to content
Fencer Vulns
critical 10.0

CVE-2024-39791 json

Vonets WiFi Bridges Stack-based Buffer Overflow

published 2024-08-08 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-38236

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

Stack-based buffer overflow vulnerabilities affecting Vonets

industrial wifi bridge relays and wifi bridge repeaters, software versions 3.3.23.6.9 and prior, enable an unauthenticated remote attacker to execute arbitrary code.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-214-08 updated cvss 10.0

Vonets WiFi Bridges

  • Vonets VAP11AC <=3.3.23.6.9 Vonets VAP11G <=3.3.23.6.9 Vonets VAP11G-300 <=3.3.23.6.9 Vonets VAP11G-500 <=3.3.23.6.9 Vonets VAP11G-500S <=3.3.23.6.9 Vonets VAP11N-300 <=3.3.23.6.9
    +8 more products
    Vonets VAP11S <=3.3.23.6.9 Vonets VAP11S-5G <=3.3.23.6.9 Vonets VAR11N-300 <=3.3.23.6.9 Vonets VAR600-H <=3.3.23.6.9 Vonets VAR1200-H <=3.3.23.6.9 Vonets VAR1200-L <=3.3.23.6.9 Vonets VBG1200 <=3.3.23.6.9 Vonets VGA-1000 <=3.3.23.6.9
    affected: mitigation “Vonets has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of the affected products are encouraged to contact Vonets support for additional information.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.11% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CNA 4.0 10.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CNA 4.0 10.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Vonets VAR1200-H
  • Vonets VAR1200-L
  • Vonets VAR600-H
  • Vonets VAP11AC
  • Vonets VAP11G-500S
  • Vonets VBG1200
  • Vonets VAP11S-5G
  • Vonets VAP11S
  • Vonets VAR11N-300
  • Vonets VAP11G-300
  • Vonets VAP11N-300
  • Vonets VAP11G
  • Vonets VAP11G-500
  • Vonets VGA-1000
  • vonets var1200-h_firmware
  • vonets var1200-l_firmware
  • vonets var600-h_firmware
  • vonets vap11ac_firmware
  • vonets vap11g-500s_firmware
  • vonets vbg1200_firmware
  • vonets vap11s-5g_firmware
  • vonets vap11s_firmware
  • vonets var11n-300_firmware
  • vonets vap11n-300_firmware
  • vonets vap11g_firmware
  • vonets vga-1000_firmware
  • vonets vap11g-300_firmware

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.