CVE-2018-15430

mediumpriority · track · 30EPSS 0.029 · 87 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.87% (87th) EPSS

CVSS 6.5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisco_csaf · nvd

EPSS · scored 2026-10-27

A vulnerability in the administrative web interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute code with user-level privileges on the underlying operating system. The vulnerability is due to insufficient validation of the content of upgrade packages. An attacker could exploit this vulnerability by uploading a malicious archive to the Upgrade page of the administrative web interface. A successful exploit could allow the attacker to execute code with user-level privileges on the underlying operating system.

remediations

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

A vendor fix is available.

FixedCisco Expresswaycisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
FixedCisco TelePresence Video Communication Server (VCS)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com

cvss

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

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.7–7.2

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.07.2highCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v3.06.6mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.04.7mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:Lsecondary · Cisco PSIRT US

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-20USprimary

affected products (6)

Products and version ranges known to be affected.

Cisco Cisco Expresswayall versionscisco_csafUS
Cisco Cisco TelePresence Video Communication Server (VCS)all versionscisco_csafUS
Cisco Cisco TelePresence Video Communication Server (VCS)≤ n/aenisa_euvdEU
cisco telepresence video communication server= x7.2.4nvdUScpe:2.3:a:cisco:telepresence_video_communication_server:*:*:*:*:*:*:*:*
cisco telepresence video communication server= x8.10.4nvdUScpe:2.3:a:cisco:telepresence_video_communication_server:*:*:*:*:*:*:*:*
cisco telepresence video communication server= x8.9.2nvdUScpe:2.3:a:cisco:telepresence_video_communication_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

cisco-sa-20181003-express-vcs-rceCisco Expressway Series and Cisco TelePresence Video Communication Server Remote Code Execution Vulnerability2018-10-03csaf · cisco_csafUS
A vulnerability in the administrative web interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute code with user-level privileges on the underlying operating system. The vulnerability is due to insufficient validation of the content of upgrade packages. An attacker could exploit this vulnerability by uploading a malicious archive to the Upgrade page of the administrative web interface. A successful exploit could allow the attacker to execute code with user-level privileges on the underlying operating system. 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-20181003-express-vcs-rce ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-express-vcs-rce"]

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisco_csaf nvd NVD CVE.org MITRE

published 2018-10-05modified 2026-06-17

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+25188 more

references (6)

External citations — patches, advisories, analysis.

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