CVE-2023-5246

highpriority · track · 35OT risk · elevatedEPSS 0.010 · 63 %ileDEEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
1.00% (63rd) EPSS
CVSS 8.8 · high
Is it mine?
39 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · nvd · sick_psirt

EPSS · scored 2026-10-27

Authentication Bypass by Capture-replay in SICK Flexi Soft Gateways with Partnumbers 1044073, 1127717, 1130282, 1044074, 1121597, 1099832, 1051432, 1127487, 1069070, 1112296, 1044072, 1121596, 1099830 allows an unauthenticated remote attacker to potentially impact the availability, integrity and confidentiality of the gateways via an authentication bypass by capture-replay.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a workaround is available.

  • WorkaroundSICK FX0-GENT00000 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GENT00010 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GENT00030 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GETC00000 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GETC00010 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GMOD00000 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GMOD00010 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GMOD00030 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GPNT00000 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GPNT00010 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX0-GPNT00030 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX3-GEPR00000 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

  • WorkaroundSICK FX3-GEPR00010 all Firmware versionssick_psirt

    Please make sure that you apply general security practices when operating the SICK Flexi Soft Gateways. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

02

cvss

Technical severity, 0–10. One row per scoring source.

8.8
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · psirt@sick.deexploitability 2.8 · impact 5.9
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · SICK PSIRT DE
v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USprimaryCWE-294US
05

affected products (39)

Products and version ranges known to be affected.

showing 20 of 39
06

advisories (1)

Vendor and ecosystem advisories describing this.

  • SCA-2023-0011Vulnerability in multiple SICK Flexi Soft Gateways2023-10-23csaf · sick_psirtDE

    The SICK PSIRT received a report about a vulnerability in several Flexi Soft Gateways that could allow an attacker to login to the gateways by sending specially crafted packets and potentially impact the availabilty, integrity and confidentiality of the devices. SICK recommends making sure to run the product in a secure environment. SICK is not aware of an exploit targeting this vulnerability.

07

also known as (3)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdnvdsick_psirtNVDCVE.orgMITRE
published 2023-10-23modified 2026-06-17
10

references (11)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan