CVE-2021-28041

mediumPriorität · verfolgen · 29EPSS 0.035 · 89. PerzentilDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
3.51% (89th) EPSS
CVSS 4.6 · medium
Is it mine?
49 products
Prüfe deine Angriffsfläche
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · bewertet 2026-10-26

ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.

01

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

02

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.1
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 4.6–7.1

v2.04.6mediumAV:N/AC:H/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 6.4
v3.17.1highCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 1.2 · Auswirkung 5.9
v3.17.1highCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · CISA US
v3.17.1highAV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.17.1highCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.17.1highCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:Hsecondary · SICK PSIRT DE
v3.16.5mediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-415USprimärCWE-415USCWE-415USCWE-415USCWE-415USCWE-416US
04

betroffene Produkte (49)

Betroffene Produkte und Versionsbereiche.

20 von 49 angezeigt
05

Advisories (6)

Hersteller- und Ökosystem-Meldungen dazu.

  • SCA-2025-0009Vulnerabilities affecting SICK TDC-E210GC2025-08-01csaf · sick_psirtDE

    SICK has identified multiple vulnerabilities in the SICK TDC-E210GC product. The advisory includes a total of 23 vulnerabilities, of which 14 are confirmed as affected and 9 as known not affected. At this time, SICK is not aware of any public exploits specifically targeting these vulnerabilities. Customers are strongly advised to apply the recommended workaround for the affected vulnerabilities to reduce potential risk.

  • SCA-2025-0011Vulnerabilities affecting Endress+Hauser SSG-E210GC2025-10-02csaf · sick_psirtDE

    Several vulnerabilities in the Endress+Hauser SSG-E210GC product were discoverd. The advisory includes a total of 23 vulnerabilities, of which 14 are confirmed as affected and 9 as known not affected.

  • SSA-398330SSA-398330: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP >= V3.1.0 and < V3.1.52023-12-12csaf · siemens_psirtDE

    Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version >= V3.1.0 and < V3.1.5 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). These GNU/Linux vulnerabilities have been externally identified. Siemens has released new versions for the affected products and recommends to update to the latest versions. SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP >= V3.1.0 and < V3.1.5 are 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 only; for versions < V3.1 refer to Siemens Security Bulletin SSB-439005 (https://cert-portal.siemens.com/productcert/html/ssb-439005.html).

  • WID-SEC-W-2023-0997OpenSSH: Schwachstelle ermöglicht CodeausführungDeutsch2021-03-03csaf · cert_bundDE

    Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in OpenSSH ausnutzen, um beliebigen Programmcode auszuführen.

  • WID-SEC-W-2024-1082Juniper JUNOS: Mehrere SchwachstellenDeutsch2024-05-09csaf · cert_bundDE

    Ein Angreifer kann mehrere Schwachstellen in Juniper JUNOS im Zusammenhang mit OpenSSH ausnutzen, um Sicherheitsmaßnahmen zu umgehen, beliebigen Code auszuführen oder Dateien zu manipulieren.

  • ICSA-23-348-10Siemens SIMATIC S7-15002023-12-12icsa · cisa_csaf_otUS

    Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version >= V3.1.0 and < V3.1.5 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). These GNU/Linux vulnerabilities have been externally identified. Siemens has released new versions for the affected products and recommends to update to the latest versions. Note: This SSA advises vulnerabilities for firmware version V3.1 only; for versions < V3.1 refer to Siemens Security Bulletin SSB-439005 ( https://cert-portal.siemens.com/productcert/html/ssb-439005.html).

06

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

07

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvdenisa_euvdfstec_bducert_bundcisa_csaf_otsick_psirtsiemens_psirtNVDCVE.orgMITRE
veröffentlicht 2021-03-05geändert 2026-06-17
09

Referenzen (33)

Externe Belege — Patches, Meldungen, Analysen.

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