How severe is CVE-2019-1911?

CVE-2019-1911 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2019-1911 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1911?

CVE-2019-1911 affects Cisco Hosted Collaboration Solution. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1911?

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

When was CVE-2019-1911 published?

CVE-2019-1911 was published on 2019-07-06 and last updated on 2026-06-17.

CVE-2019-1911

CVE-2019-1911 is a medium-severity vulnerability in Cisco Hosted Collaboration Solution with a CVSS 3.x base score of 5.3. 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-216.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.6
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-216
Affected product: Cisco Hosted Collaboration Solution
Published: 2019-07-06
Last modified: 2026-06-17

Description

A vulnerability in the CLI of Cisco Unified Communications Domain Manager (Cisco Unified CDM) Software could allow an authenticated, local attacker to escape the restricted shell. The vulnerability is due to insufficient input validation of shell commands. An attacker could exploit this vulnerability by executing crafted commands in the shell. A successful exploit could allow the attacker to escape the restricted shell and access commands in the context of the restricted shell user, which does not have root privileges.

Frequently asked questions

What is CVE-2019-1911?: A vulnerability in the CLI of Cisco Unified Communications Domain Manager (Cisco Unified CDM) Software could allow an authenticated, local attacker to escape the restricted shell. The vulnerability is due to insufficient input validation of shell commands. An attacker could exploit this vulnerability by executing crafted commands in the shell. A successful exploit could allow the attacker to escape the restricted shell and access commands in the context of the restricted shell user, which does not have root privileges.
How severe is CVE-2019-1911?: CVE-2019-1911 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2019-1911 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1911?: CVE-2019-1911 affects Cisco Hosted Collaboration Solution. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1911?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-1911 published?: CVE-2019-1911 was published on 2019-07-06 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190703-cucdm-rsh

Affected products (1)

cpe:2.3:a:cisco:hosted_collaboration_solution:*:*:*:*:*:*:*:*

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