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Fencer Vulns
high 8.8

CVE-2022-40282 json

The web server of Hirschmann BAT-C2 before 09.13.01.00R04 allows authenticated command injection.

published 2022-11-25 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-43579

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
4.2%
EPSS 4.2% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

The web server of Hirschmann BAT-C2 before 09.13.01.00R04 allows authenticated command injection. This allows an authenticated attacker to pass commands to the shell of the system because the dir parameter of the FsCreateDir Ajax function is not sufficiently sanitized. The vendor's ID is BSECV-2022-21.

Patch / fix

  • belden hirschmann_bat-c2_firmware 09.13.00r04

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

4.17% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • seclists.org http://seclists.org/fulldisclosure/2022/Nov/19 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/170063/Hirschmann-Belden-BAT-C2-8.8.1.0R8-Command-Injection.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-77 Improper Neutralization of Special Elements used in a Command

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.