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Fencer Vulns
critical 9.1

CVE-2022-39811 json

Italtel NetMatch-S CI 5.2.0-20211008 has incorrect Access Control under NMSCI-WebGui/advancedsettings.jsp and NMSCIWebGui/SaveFileUploader.

published 2023-01-27 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-42256

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

Italtel NetMatch-S CI 5.2.0-20211008 has incorrect Access Control under NMSCI-WebGui/advancedsettings.jsp and NMSCIWebGui/SaveFileUploader. By not verifying permissions for access to resources, it allows an attacker to view pages that are not allowed, and modify the system configuration, bypassing all controls (without checking for user identity).

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
19 mo ago

Exploit prediction

0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gruppotim.it https://www.gruppotim.it/it/footer/red-team.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

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.