CVE-2021-1298

highpriority · track · 36EPSS 0.022 · 82 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.17% (82nd) EPSS

CVSS 9 · high

Is it mine?

18 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisco_csaf

EPSS · scored 2026-10-27

Multiple vulnerabilities in Cisco SD-WAN products could allow an authenticated attacker to perform command injection attacks against an affected device, which could allow the attacker to take certain actions with root privileges on the device. For more information about these vulnerabilities, see the Details section of this advisory.

remediations

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

A vendor fix is available.

FixedCisco Catalyst SD-WANcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
FixedCisco Catalyst SD-WAN Managercisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
FixedCisco SD-WAN vContainercisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
FixedCisco SD-WAN vEdge Cloudcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
FixedCisco SD-WAN vEdge Routercisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com

cvss

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

9.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.3–9

v2.09highAV:N/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8 · impact 10

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

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nsecondary · ENISA EU

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nsecondary · psirt@cisco.com USexploitability 2.8 · impact 5.2

v3.15.3mediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:Nsecondary · Cisco PSIRT US

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.15.3mediumAV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:Nsecondary · FSTEC (BDU) RU

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-77USprimaryCWE-20USCWE-20US

affected products (18)

Products and version ranges known to be affected.

Cisco Cisco Catalyst SD-WANall versionscisco_csafUS
Cisco Cisco Catalyst SD-WAN Managerall versionscisco_csafUS
Cisco Cisco SD-WAN vContainerall versionscisco_csafUS
Cisco Cisco SD-WAN vEdge Cloudall versionscisco_csafUS
Cisco Cisco SD-WAN vEdge Routerall versionscisco_csafUS
Cisco Cisco SD-WAN Solution≤ n/aenisa_euvdEU
Cisco Systems Inc. Cisco SD-WAN≤ 20.3.2fstec_bduRU
Cisco Systems Inc. Cisco SD-WAN20.4 → 20.4.1fstec_bduRU
cisco catalyst sd-wan managerall versionsnvdUScpe:2.3:a:cisco:catalyst_sd-wan_manager:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 18.2.0nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 18.3.0nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 18.3.8nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 18.4.6nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 19.2.3nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 19.2.99nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan firmware= 20.1.0nvdUScpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*
cisco sd-wan vbond orchestratorall versionsnvdUScpe:2.3:a:cisco:sd-wan_vbond_orchestrator:*:*:*:*:*:*:*:*
cisco sd-wan vsmart controller firmwareall versionsnvdUScpe:2.3:o:cisco:sd-wan_vsmart_controller_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

cisco-sa-sdwan-cmdinjm-9QMSmgcnCisco SD-WAN Command Injection Vulnerabilities2021-01-20csaf · cisco_csafUS
Multiple vulnerabilities in Cisco SD-WAN products could allow an authenticated attacker to perform command injection attacks against an affected device, which could allow the attacker to take certain actions with root privileges on the device. For more information about these vulnerabilities, see the Details ["#details"] section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisco_csaf nvd NVD CVE.org MITRE

published 2021-01-20modified 2026-06-17

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+4594 more

references (6)

External citations — patches, advisories, analysis.

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