CVE-2021-34711

lowPriorität · verfolgen · 22EPSS 0.003 · 18. PerzentilEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.27% (18th) EPSS

CVSS 2.1 · low

Is it mine?

24 products

Prüfe deine Angriffsfläche

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisco_csaf

EPSS · bewertet 2026-10-27

A vulnerability in the debug shell of Cisco IP Phone software could allow an authenticated, local attacker to read any file on the device file system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by providing crafted input to a debug shell command. A successful exploit could allow the attacker to read any file on the device file system.

Behebungen

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

Ein Hersteller-Fix ist verfügbar.

BehobenCisco IP Phones with Multiplatform Firmwarecisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
BehobenCisco Session Initiation Protocol (SIP) Softwarecisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com

cvss

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

5.5

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · low–medium · 2.1–5.5

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 2.9

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USAusnutzbarkeit 1.8 · Auswirkung 3.6

v3.15.5mediumAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · psirt@cisco.com USAusnutzbarkeit 1.8 · Auswirkung 3.6

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · Cisco PSIRT US

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Trackcoordinatorcisa_ssvcUS

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-22USprimärCWE-22USCWE-36USCWE-36US

betroffene Produkte (24)

Betroffene Produkte und Versionsbereiche.

Cisco Cisco IP Phones with Multiplatform Firmwarealle Versionencisco_csafUS
Cisco Cisco Session Initiation Protocol (SIP) Softwarealle Versionencisco_csafUS
Cisco Cisco IP Phones with Multiplatform Firmware≤ n/aenisa_euvdEU
Cisco Systems Inc. Cisco IP Conference Phone 783214.0 → 14.0(1)SR2fstec_bduRU
Cisco Systems Inc. Cisco IP Conference Phone 883214.0 → 14.0(1)SR2fstec_bduRU
Cisco Systems Inc. Cisco IP Phone 780014.0 → 14.0(1)SR2fstec_bduRU
Cisco Systems Inc. Cisco IP Phone 880014.0 → 14.0(1)SR2fstec_bduRU
Cisco Systems Inc. Cisco IP Phone 882111.0 → 11.0(6)Sr2fstec_bduRU
cisco ip conference phone 7832 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_conference_phone_7832_firmware:*:*:*:*:*:*:*:*
cisco ip conference phone 8832 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_conference_phone_8832_firmware:*:*:*:*:*:*:*:*
cisco ip phone 7811 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_7811_firmware:*:*:*:*:*:*:*:*
cisco ip phone 7821 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_7821_firmware:*:*:*:*:*:*:*:*
cisco ip phone 7832 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_7832_firmware:*:*:*:*:*:*:*:*
cisco ip phone 7841 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_7841_firmware:*:*:*:*:*:*:*:*
cisco ip phone 7861 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_7861_firmware:*:*:*:*:*:*:*:*
cisco ip phone 8811 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_8811_firmware:*:*:*:*:*:*:*:*
cisco ip phone 8831 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_8831_firmware:*:*:*:*:*:*:*:*
cisco ip phone 8841 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_8841_firmware:*:*:*:*:*:*:*:*
cisco ip phone 8845 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_8845_firmware:*:*:*:*:*:*:*:*
cisco ip phone 8851 firmware< 14.1\(1\)nvdUScpe:2.3:o:cisco:ip_phone_8851_firmware:*:*:*:*:*:*:*:*

20 von 24 angezeigt

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

cisco-sa-ipphone-arbfileread-NPdtE2OwCisco IP Phone Software Arbitrary File Read Vulnerability2021-10-06csaf · cisco_csafUS
A vulnerability in the debug shell of Cisco IP Phone software could allow an authenticated, local attacker to read any file on the device file system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by providing crafted input to a debug shell command. A successful exploit could allow the attacker to read any file on the device file system. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd fstec_bdu cisco_csaf nvd NVD CVE.org MITRE

veröffentlicht 2021-10-06geändert 2026-06-17

verwandt (12,528)

Verwandte Einträge.

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CVE-2026-104286US	—OT kritisch	4.57% (92nd)	KEV	2026-10-01
An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail…
CVE-2026-93616US	—OT kritisch	91.6% (100th)	KEV	2026-09-22
A directory traversal and file upload vulnerability allows an unauthenticated attacker to upload and execute arbitrary scripts on Check Point Management Server.
CVE-2026-85706US	—OT kritisch	97.4% (100th)	KEV	2026-09-12
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2…
CVE-2026-66384US	—OT kritisch	0.66% (52nd)	KEV	2026-08-12
An authenticated user may write data outside the intended Docker cache path under specific remote-repository conditions.
CVE-2026-59310US	—OT kritisch	2.56% (85th)	KEV	2026-07-30
VMware vCenter contains a directory traversal vulnerability in the Syslog server. A malicious actor with network access to vCenter may exploit this issue to execute arbitrary code.

+12523 weitere

Referenzen (7)

Externe Belege — Patches, Meldungen, Analysen.

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