CVE-2024-2961

highpriority · track · 41EPSS 0.883 · 100 %ileexploit · weaponizedDEEUFRNLRUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

18 exploits · weaponized

Likely / severe?

88.3% (100th) EPSS

CVSS 8.8 · high

Is it mine?

290 products

Check your exposure

Who says so?

8 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)siemens_psirt
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)siemens_psirt
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0)siemens_psirt
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0)siemens_psirt
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)siemens_psirt
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)cisa_csaf_ot
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)cisa_csaf_ot
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0)cisa_csaf_ot
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0)cisa_csaf_ot
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
MitigationSIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)cisa_csaf_ot
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
No fix availableSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)siemens_psirt
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)siemens_psirt
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0)siemens_psirt
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0)siemens_psirt
Currently no fix is available
No fix availableSIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)siemens_psirt
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)cisa_csaf_ot
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)cisa_csaf_ot
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0)cisa_csaf_ot
Currently no fix is available
No fix availableSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0)cisa_csaf_ot
Currently no fix is available
No fix availableSIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)cisa_csaf_ot
Currently no fix is available

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:L/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.18.8highAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.3highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Hsecondary · ENISA EU

v3.17.3highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Hsecondaryexploitability 2.5 · impact 4.7

v3.17.3highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Hsecondary · Siemens ProductCERT DE

v3.17.3highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H/E:Hsecondary · CVSS-BT (t0sche)

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

ssvc

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

Exploitation: poc · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USCWE-787USCWE-787USCWE-787USCWE-787US

exploits (18)

Public proof-of-concept and weaponised exploit code.

exploit/linux/http/magento_xxe_to_glibc_buf_overflowCosmicSting: Magento Arbitrary File Read (CVE-2024-34102) + PHP Buffer Overflow in the iconv() function of glibc (CVE-2024-2961)weaponized · metasploit
4wayhandshake/CVE-2024-2961Uses CVE-2024-2961 to perform an arbitrary file readPoC · poc_in_github
Clarissss/osTicketFileReadIntoRCEFull-chain exploit combining PHP filter chain injection with CVE-2024-2961 (CNEXT) for unauthenticated Remote Code Execution on vulnerable osTicket installations.PoC · poc_in_github
HORKimhab/CVE-2022-31626-CVE-2024-2961-CVE-2019-6977CVE-2022-31626, CVE-2024-2961, CVE-2019-6977, PHP security researchPoC · poc_in_github
Sib1110/cve-2024-2961Sib1110/cve-2024-2961PoC · poc_in_github
absolutedesignltd/iconvfixBash script to patch for CVE-2024-2961PoC · poc_in_github

affected products (290)

Products and version ranges known to be affected.

IBM DB2 on Cloud Pak for Dataall versionscert_bundDEcpe:/a:ibm:db2:on_cloud_pak_for_data
IBM QRadar SIEMall versionscert_bundDEcpe:/a:ibm:qradar_siem:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
Atlassian Atlassian Confluence <10.0.2< 10.0.2cert_bundDE
Atlassian Atlassian Confluence <10.1.1< 10.1.1cert_bundDE
Atlassian Atlassian Confluence <8.5.25< 8.5.25cert_bundDE
Atlassian Atlassian Confluence <9.2.7< 9.2.7cert_bundDE
Atlassian Confluence< 10.0.2cert_bundDE
Atlassian Confluence< 10.1.1cert_bundDE
Atlassian Confluence< 8.5.25cert_bundDE
Atlassian Confluence< 9.2.7cert_bundDE
IBM Cognos Analytics< 11.2.4 IF4cert_bundDE
IBM Cognos Analytics< 12.0.4 IF2cert_bundDE
IBM DB2≤ Warehouse <5.1.0cert_bundDE
IBM DB2< 5.1.0cert_bundDE
IBM IBM Cognos Analytics <11.2.4 IF4< 11.2.4 IF4cert_bundDE
IBM IBM Cognos Analytics <12.0.4 IF2< 12.0.4 IF2cert_bundDE
IBM IBM DB2 <5.1.0< 5.1.0cert_bundDE
IBM IBM DB2 Warehouse <5.1.0≤ Warehouse <5.1.0cert_bundDE

showing 20 of 290

advisories (14)

Vendor and ecosystem advisories describing this.

NCSC-2024-0294Kwetsbaarheden verholpen in Oracle CommunicationsNL2024-07-17csaf · ncsc_nlNL
Er zijn kwetsbaarheden verholpen in Oracle Communications.
NCSC-2025-0020Kwetsbaarheden verholpen in Oracle Database productenNL2025-01-22csaf · ncsc_nlNL
Oracle heeft kwetsbaarheden verholpen in diverse database producten en subsystemen, zoals de Core Database, Graal, Application Express, GoldenGate en REST data.
NCSC-2025-0021Kwetsbaarheden verholpen in Oracle CommunicationsNL2025-01-22csaf · ncsc_nlNL
Oracle heeft meerdere kwetsbaarheden verholpen in zijn Communicatieproducten, waaronder Oracle Communications Unified Assurance, Oracle Communications Cloud Native Core Network Function en Oracle Communications Order and Service Management.
NCSC-2025-0187Kwetsbaarheden verholpen in Siemens productenNL2025-06-10csaf · ncsc_nlNL
Siemens heeft kwetsbaarheden verholpen in diverse producten als RUGGEDCOM, SCALANCE, SIMATIC en Tecnomatix
SSA-082556SSA-082556: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1.52025-06-10csaf · siemens_psirtDE
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version V3.1.5 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fixes and recommends specific mitigations for products where fixes are not or not yet available. SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1.5 is no longer maintained and there won't be any update to the CVE list anymore. Please update to the latest version. Note: This SSA advises vulnerabilities for firmware version V3.1.5 only; for version V3.1.6 refer to SSA-019113.
WID-SEC-W-2024-0926GNU libc: Schwachstelle ermöglicht CodeausführungDeutsch2024-04-17csaf · cert_bundDE
Ein Angreifer kann eine Schwachstelle in GNU libc ausnutzen, um einen Denial-of-Service-Zustand zu verursachen, Code auszuführen oder seine Privilegien zu erweitern.
WID-SEC-W-2024-1226Red Hat OpenShift: Mehrere SchwachstellenDeutsch2024-05-22csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Red Hat OpenShift ausnutzen, um Dateien zu manipulieren, einen Denial-of-Service-Zustand zu verursachen, beliebigen Code auszuführen, vertrauliche Informationen offenzulegen, seine Privilegien zu erweitern oder um weitere nicht spezifizierte Angriffe auszuführen.
WID-SEC-W-2024-1307Red Hat OpenShift Service Mesh Containers: Mehrere SchwachstellenDeutsch2024-06-06csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Red Hat OpenShift Service Mesh Containers ausnutzen, um Dateien zu manipulieren, einen 'Denial of Service'-Zustand erzuegen, beliebigen Code auszuführen, vertrauliche Informationen offenzulegen oder weitere nicht spezifizierte Angriffe durchzuführen.
WID-SEC-W-2024-1642Oracle Communications: Mehrere SchwachstellenDeutsch2024-07-16csaf · cert_bundDE
Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Communications ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.
WID-SEC-W-2025-0001IBM DB2: Mehrere SchwachstellenDeutsch2025-01-01csaf · cert_bundDE
Ein entfernter oder lokaler Angreifer kann mehrere Schwachstellen in IBM DB2 on Cloud Pak for Data ausnutzen, um seine Privilegien zu erhöhen, beliebigen Code auszuführen, vertrauliche Informationen offenzulegen, Sicherheitsmaßnahmen zu umgehen oder einen Denial-of-Service-Zustand zu erzeugen.
WID-SEC-W-2025-0225Dell PowerProtect Data Domain: Mehrere SchwachstellenDeutsch2025-01-30csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Dell PowerProtect Data Domain ausnutzen, um erhöhte Rechte zu erlangen, einen Denial-of-Service-Zustand herbeizuführen und einen nicht näher spezifizierten Angriff durchzuführen.
WID-SEC-W-2025-0794Juniper Junos Space: Mehrere SchwachstellenDeutsch2025-04-13csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Juniper Junos Space ausnutzen, um seine Privilegien zu erhöhen, um einen Denial of Service Zustand herbeizuführen und um andere, nicht näher spezifizierte Auswirkungen zu erzielen.
ICSA-25-162-05Siemens SIMATIC S7-1500 CPU family2025-06-10icsa · cisa_csaf_otUS
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version V3.1.5 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). Siemens is preparing fix versions and recommends countermeasures for products where fixes are not, or not yet available.
CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR

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 ncsc_nl siemens_psirt cisa_csaf_ot certfr NVD CVE.org MITRE

published 2024-04-17modified 2026-08-07

references (58)

External citations — patches, advisories, analysis.

scry

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