CVE-2021-41771

mediumpriority · track · 32EPSS 0.047 · 92 %ileDEEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
4.70% (92nd) EPSS
CVSS 5 · medium
Is it mine?
17 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

ImportedSymbols in debug/macho (for Open or OpenFat) in Go before 1.16.10 and 1.17.x before 1.17.3 Accesses a Memory Location After the End of a Buffer, aka an out-of-bounds slice situation.

01

remediations

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

A vendor fix is available.

  • FixedBrownfield Connectivity - Gatewaysiemens_psirt

    Update to V1.11 or later version Contact customer support to obtain the update <https://support.industry.siemens.com/cs/de/de/view/109801700>

  • FixedBrownfield Connectivity - Gatewaycisa_csaf_ot

    Update to V1.11 or later version Contact customer support to obtain the update <https://support.industry.siemens.com/cs/de/de/view/109801700>

02

cvss

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

7.5
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · CISA US
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119USCWE-119US
04

affected products (17)

Products and version ranges known to be affected.

05

advisories (9)

Vendor and ecosystem advisories describing this.

  • SSA-744259SSA-744259: Golang Vulnerabilities in Brownfield Connectivity - Gateway before V1.10.12023-02-14csaf · siemens_psirtDE

    Siemens has released a new version for Brownfield Connectivity - Gateway that contains fixes for multiple vulnerabilities in the underlying Golang implementation. Successful exploitation of these vulnerabilities could lead to Denial of Service (DoS). Siemens has released an update for Brownfield Connectivity - Gateway and recommends to update to the latest version.

  • WID-SEC-W-2022-0971Red Hat OpenShift: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2022-05-08csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Red Hat OpenShift Serverless Client ausnutzen, um einen Denial of Service Angriff durchzuführen.

  • WID-SEC-W-2022-1335Xerox FreeFlow Print Server: Mehrere SchwachstellenDeutsch2022-09-07csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Xerox FreeFlow Print Server ausnutzen, um die Vertraulichkeit, Verfügbarkeit und Integrität des Systems zu gefährden.

  • WID-SEC-W-2023-1524IBM Spectrum Protect Plus: Mehrere SchwachstellenDeutsch2022-01-31csaf · cert_bundDE

    Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in IBM Spectrum Protect Plus ausnutzen, um einen Denial-of-Service-Zustand zu verursachen, seine Privilegien zu erweitern, Sicherheitsmaßnahmen zu umgehen und beliebigen Code auszuführen.

  • WID-SEC-W-2023-2229Splunk Splunk Enterprise: Mehrere SchwachstellenDeutsch2023-08-30csaf · cert_bundDE

    Ein entfernter, authentifizierter Angreifer kann mehrere Schwachstellen in Splunk Splunk Enterprise ausnutzen, um beliebigen Code auszuführen, einen 'Denial of Service'-Zustand zu verursachen, seine Privilegien zu erweitern und weitere, nicht spezifizierte Auswirkungen zu verursachen.

  • WID-SEC-W-2024-0794Dell ECS: Mehrere SchwachstellenDeutsch2024-04-04csaf · cert_bundDE

    Ein Angreifer kann mehrere Schwachstellen in Dell ECS ausnutzen, um seine Privilegien zu erweitern, beliebigen Programmcode mit Administratorrechten auszuführen, Informationen offenzulegen, Dateien zu manipulieren, einen Cross-Site-Scripting-Angriff durchzuführen, Sicherheitsvorkehrungen zu umgehen oder einen Denial of Service Zustand herbeizuführen.

  • ICSA-23-047-04Siemens Brownfield Connectivity Gateway2023-02-14icsa · cisa_csaf_otUS

    Siemens has released a new version for Brownfield Connectivity - Gateway that contains fixes for multiple vulnerabilities in the underlying Golang implementation. Successful exploitation of these vulnerabilities could lead to Denial of Service (DoS). Siemens has released an update for Brownfield Connectivity - Gateway and recommends to update to the latest version.

  • BIT-golang-2021-417712024-03-06vendor · osvUS

    ImportedSymbols in debug/macho (for Open or OpenFat) in Go before 1.16.10 and 1.17.x before 1.17.3 Accesses a Memory Location After the End of a Buffer, aka an out-of-bounds slice situation.

  • GO-2021-0263Panic on invalid symbol tables in debug/macho2022-01-13vendor · osvUS

    Calling File.ImportedSymbols on a loaded file which contains an invalid dynamic symbol table command can cause a panic, in particular if the encoded number of undefined symbols is larger than the number of symbols in the symbol table.

06

also known as (5)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdosvcert_bundcisa_csaf_otnvdsiemens_psirtNVDCVE.orgMITRE
published 2021-11-08modified 2026-06-17
09

references (41)

External citations — patches, advisories, analysis.

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