How severe is CVE-2019-1623?

CVE-2019-1623 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-1623 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1623?

CVE-2019-1623 affects Cisco Meeting Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1623?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-1623 published?

CVE-2019-1623 was published on 2019-06-20 and last updated on 2026-06-17.

CVE-2019-1623

CVE-2019-1623 is a medium-severity vulnerability in Cisco Meeting Server with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 7.2
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Cisco Meeting Server
Published: 2019-06-20
Last modified: 2026-06-17

Description

A vulnerability in the CLI configuration shell of Cisco Meeting Server could allow an authenticated, local attacker to inject arbitrary commands as the root user. The vulnerability is due to insufficient input validation during the execution of a vulnerable CLI command. An attacker with administrator-level credentials could exploit this vulnerability by injecting crafted arguments during command execution. A successful exploit could allow the attacker to perform arbitrary code execution as root on an affected product.

Frequently asked questions

What is CVE-2019-1623?: A vulnerability in the CLI configuration shell of Cisco Meeting Server could allow an authenticated, local attacker to inject arbitrary commands as the root user. The vulnerability is due to insufficient input validation during the execution of a vulnerable CLI command. An attacker with administrator-level credentials could exploit this vulnerability by injecting crafted arguments during command execution. A successful exploit could allow the attacker to perform arbitrary code execution as root on an affected product.
How severe is CVE-2019-1623?: CVE-2019-1623 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-1623 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1623?: CVE-2019-1623 affects Cisco Meeting Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1623?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-1623 published?: CVE-2019-1623 was published on 2019-06-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:meeting_server:*:*:*:*:*:*:*:*

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