How severe is CVE-2025-20308?

CVE-2025-20308 has a CVSS 3.x base score of 6.0, 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 none.

Is CVE-2025-20308 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-20308?

CVE-2025-20308 primarily affects Cisco Spaces Connector. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-20308?

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

Does CVE-2025-20308 have an EU (EUVD) identifier?

Yes. CVE-2025-20308 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19738.

When was CVE-2025-20308 published?

CVE-2025-20308 was published on 2025-07-02 and last updated on 2026-06-17.

CVE-2025-20308

CVE-2025-20308 is a medium-severity vulnerability in Cisco Spaces Connector with a CVSS 3.x base score of 6.0. 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 6.0)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19738
Weakness: CWE-78
Affected product: Cisco Spaces Connector
Published: 2025-07-02
Last modified: 2026-06-17

Description

A vulnerability in Cisco Spaces Connector could allow an authenticated, local attacker to elevate privileges and execute arbitrary commands on the underlying operating system as root. This vulnerability is due to insufficient restrictions during the execution of specific CLI commands. An attacker could exploit this vulnerability by logging in to the Cisco Spaces Connector CLI as the spacesadmin user and executing a specific command with crafted parameters. A successful exploit could allow the attacker to elevate privileges from the spacesadmin user and execute arbitrary commands on the underlying operating system as root.

Frequently asked questions

What is CVE-2025-20308?: A vulnerability in Cisco Spaces Connector could allow an authenticated, local attacker to elevate privileges and execute arbitrary commands on the underlying operating system as root. This vulnerability is due to insufficient restrictions during the execution of specific CLI commands. An attacker could exploit this vulnerability by logging in to the Cisco Spaces Connector CLI as the spacesadmin user and executing a specific command with crafted parameters. A successful exploit could allow the attacker to elevate privileges from the spacesadmin user and execute arbitrary commands on the underlying operating system as root.
How severe is CVE-2025-20308?: CVE-2025-20308 has a CVSS 3.x base score of 6.0, 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 none.
Is CVE-2025-20308 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-20308?: CVE-2025-20308 primarily affects Cisco Spaces Connector. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-20308?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-20308 have an EU (EUVD) identifier?: Yes. CVE-2025-20308 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19738.
When was CVE-2025-20308 published?: CVE-2025-20308 was published on 2025-07-02 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-spaces-conn-privesc-kgD2CcDU

Affected products (8)

cpe:2.3:a:cisco:spaces_connector:3.0:-:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:jan_2023:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:jan_2024:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:jan_2025:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:july_2024:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:may_2023:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:may_2024:*:*:*:*:*:*
cpe:2.3:a:cisco:spaces_connector:3.0:sep_2022:*:*:*:*:*:*

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