CVE-2019-1647

highpriority · track · 32EPSS 0.008 · 57 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.81% (57th) EPSS

CVSS 7.7 · high

Is it mine?

7 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisco_csaf

EPSS · scored 2026-10-27

A vulnerability in the Cisco SD-WAN Solution could allow an authenticated, adjacent attacker to bypass authentication and have direct unauthorized access to other vSmart containers. The vulnerability is due to an insecure default configuration of the affected system. An attacker could exploit this vulnerability by directly connecting to the exposed services. An exploit could allow the attacker to retrieve and modify critical system files.

remediations

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

A vendor fix is available.

FixedCisco SD-WAN Solutioncisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com

cvss

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

8.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.7highAV:A/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 5.1 · impact 10

v3.08highCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.1 · impact 5.9

v3.08highCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.08highCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · Cisco PSIRT US

v3.08highCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · psirt@cisco.com USexploitability 2.1 · impact 5.9

v3.07.3highCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.18highAV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · 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-284USprimaryCWE-284US

affected products (7)

Products and version ranges known to be affected.

Cisco Cisco SD-WAN Solutionall versionscisco_csafUS
Cisco Cisco SD-WAN Solution≤ n/aenisa_euvdEU
Cisco Systems Inc. Cisco SD-WAN≤ 18.3.1fstec_bduRU
Cisco Systems Inc. Cisco SD-WAN≤ 18.3fstec_bduRU
Cisco Systems Inc. Cisco SD-WAN≤ 17.2.8fstec_bduRU
cisco sd-wan< 18.4.0nvdUScpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:*
cisco vsmart controllerall versionsnvdUScpe:2.3:a:cisco:vsmart_controller:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

cisco-sa-20190123-sdwan-unaccessCisco SD-WAN Solution Unauthorized Access Vulnerability2019-01-23csaf · cisco_csafUS
A vulnerability in the Cisco SD-WAN Solution could allow an authenticated, adjacent attacker to bypass authentication and have direct unauthorized access to other vSmart containers. The vulnerability is due to an insecure default configuration of the affected system. An attacker could exploit this vulnerability by directly connecting to the exposed services. An exploit could allow the attacker to retrieve and modify critical system files. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190123-sdwan-unaccess ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190123-sdwan-unaccess"]

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 2019-01-24modified 2026-06-17

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references (8)

External citations — patches, advisories, analysis.

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