How severe is CVE-2023-20103?

CVE-2023-20103 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-20103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-20103?

CVE-2023-20103 affects Cisco Secure Network Analytics. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-20103?

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

When was CVE-2023-20103 published?

CVE-2023-20103 was published on 2023-04-05 and last updated on 2026-06-17.

CVE-2023-20103

CVE-2023-20103 is a medium-severity vulnerability in Cisco Secure Network Analytics with a CVSS 3.x base score of 4.9. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Secure Network Analytics
Published: 2023-04-05
Last modified: 2026-06-17

Description

A vulnerability in Cisco Secure Network Analytics could allow an authenticated, remote attacker to execute arbitrary code as a root user on an affected device. This vulnerability is due to insufficient validation of user input to the web interface. An attacker could exploit this vulnerability by uploading a crafted file to an affected device. A successful exploit could allow the attacker to execute code on the affected device. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.

Frequently asked questions

What is CVE-2023-20103?: A vulnerability in Cisco Secure Network Analytics could allow an authenticated, remote attacker to execute arbitrary code as a root user on an affected device. This vulnerability is due to insufficient validation of user input to the web interface. An attacker could exploit this vulnerability by uploading a crafted file to an affected device. A successful exploit could allow the attacker to execute code on the affected device. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.
How severe is CVE-2023-20103?: CVE-2023-20103 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-20103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-20103?: CVE-2023-20103 affects Cisco Secure Network Analytics. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-20103?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-20103 published?: CVE-2023-20103 was published on 2023-04-05 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-stealth-rce-BDwXFK9C

Affected products (1)

cpe:2.3:a:cisco:secure_network_analytics:*:*:*:*:*:*:*:*

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