CVE-2023-5178

highpriority · attend · 48EPSS 0.096 · 95 %ileexploit · PoCDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

9.62% (95th) EPSS

CVSS 8.8 · high

Is it mine?

58 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A use-after-free vulnerability was found in drivers/nvme/target/tcp.c` in `nvmet_tcp_free_crypto` due to a logical bug in the NVMe/TCP subsystem in the Linux kernel. This issue may allow a malicious user to cause a use-after-free and double-free problem, which may permit remote code execution or lead to local privilege escalation.

remediations

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

A vendor fix is available.

FixedSIMATIC S7-1500 TM MFP - GNU/Linux subsystemsiemens_psirt
Update to V1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109827684/
FixedSIMATIC S7-1500 TM MFP - GNU/Linux subsystemcisa_csaf_ot
Update to V1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109827684/
MitigationSIMATIC S7-1500 TM MFP - GNU/Linux subsystemsiemens_psirt
Only build and run applications from trusted sources
WorkaroundSIMATIC S7-1500 TM MFP - GNU/Linux subsystemcisa_csaf_ot
Only build and run applications from trusted sources

cvss

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

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.3–9.8

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/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:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · CISA US

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secalert@redhat.com USexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · Siemens ProductCERT DE

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USCWE-416USCWE-416USCWE-416US

exploits (1)

Public proof-of-concept and weaponised exploit code.

rockrid3r/CVE-2023-5178Exploit for CVE-2023-5178PoC · poc_in_github

affected products (58)

Products and version ranges known to be affected.

IBM QRadar SIEM 7.5.0all versionscert_bundDEcpe:/a:ibm:qradar_siem:7.5.0
IBM QRadar SIEM <7.5.0 UP11 IF01all versionscert_bundDE
IBM QRadar SIEM <7.5.0 UP8 IF02all versionscert_bundDE
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
IBM QRadar SIEM< 7.5.0 UP11 IF01cert_bundDE
IBM QRadar SIEM< 7.5.0 UP8 IF02cert_bundDE
RUGGEDCOM RST2428P (6GK6242-6PA00)all versionsnot affectedcisa_csaf_otUS
SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 familyall versionsnot affectedcisa_csaf_otUS
SCALANCE XCM-/XRM-/XCH-/XRH-300 familyall versionsnot affectedcisa_csaf_otUS
Siemens RUGGEDCOM RST2428P (6GK6242-6PA00)≤ vers:all/*not affectedcisa_csaf_otUS
Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family≤ vers:all/*not affectedcisa_csaf_otUS
Siemens SCALANCE XCM-/XRM-/XCH-/XRH-300 family≤ vers:all/*not affectedcisa_csaf_otUS
Red Hat Red Hat Enterprise Linux 8< 0:4.18.0-513.9.1.el8_9enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8< 0:4.18.0-513.9.1.rt7.311.el8_9enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support< 0:4.18.0-193.128.1.el8_2enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service< 0:4.18.0-193.128.1.el8_2enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service< 0:4.18.0-193.128.1.rt13.179.el8_2enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions< 0:4.18.0-193.128.1.el8_2enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support< 0:4.18.0-305.114.1.el8_4enisa_euvdEU
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service< 0:4.18.0-305.114.1.el8_4enisa_euvdEU

showing 20 of 58

advisories (6)

Vendor and ecosystem advisories describing this.

SSA-613116SSA-613116: Multiple Vulnerabilities in Third-Party Components in SINEC OS before V3.12025-08-12csaf · siemens_psirtDE
SINEC OS before V3.1 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.
SSA-794697SSA-794697: Vulnerabilities in the Additional GNU/Linux Subsystem of the SIMATIC S7-1500 TM MFP Before V1.12023-06-13csaf · siemens_psirtDE
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and recommends to update to the latest version. SIMATIC S7-1500 TM MFP V1.0 is no longer maintained and there won't be any update to the CVE list anymore. Please update to the latest version. This advisory lists vulnerabilities for firmware version V1.0 only; for V1.1 refer to Siemens Security Advisory SSA-265688 (https://cert-portal.siemens.com/productcert/html/ssa-265688.html).
WID-SEC-W-2023-2649Linux Kernel: Schwachstelle ermöglicht CodeausführungDeutsch2023-10-15csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um beliebigen Programmcode auszuführen.
WID-SEC-W-2024-1086IBM QRadar SIEM: Mehrere SchwachstellenDeutsch2024-05-09csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM QRadar SIEM ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand herbeizuführen, vertrauliche Informationen offenzulegen, Dateien zu manipulieren, seine Privilegien zu erweitern, einen Cross-Site-Scripting (XSS)-Angriff durchzuführen oder einen nicht spezifizierten Angriff auszuführen.
ICSA-23-166-11Siemens SIMATIC S7-1500 TM MFP Linux Kernel2023-06-13icsa · cisa_csaf_otUS
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and recommends to update to the latest version. This advisory lists vulnerabilities for firmware version V1.0 only; for V1.1 refer to Siemens Security Advisory SSA-265688 ( https://cert-portal.siemens.com/productcert/html/ssa-265688.html).
ICSA-25-226-15Siemens SINEC OS2025-08-12icsa · cisa_csaf_otUS
SINEC OS before V3.1 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund cisa_csaf_ot siemens_psirt NVD CVE.org MITRE

published 2023-11-01modified 2026-10-14

references (97)

External citations — patches, advisories, analysis.

scry

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