CVE-2024-0778: Uniview ISC 2500-S VM.php setNatConfig os command injection

Is it exploited?

Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of 29 Oct 2026.

VulnCheck KEV lists it since 5 Mar 2024. It cites 73 public reports, the first from 5 Mar 2024. VulnCheck's own honeypots also recorded exploitation attempts.

• akamai.com
• dashboard.shadowserver.org
• dashboard.shadowserver.org

How likely is exploitation in the next 30 days?

32.1%

EPSS score, percentile 98.3 of all scored records. A probability estimated by FIRST, not a report of exploitation.

CISA's SSVC assessment in the CVE record lists exploitation as poc.

How severe?

8.0 High

CVSS v3.1 base score, given by the CNA

What should I do?

CISA has set no required action, because the vulnerability is not in KEV.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

• 20210930

Versions by product

Source: CISA KEV 2026.10.29, as of 29 Oct 2026; VulnCheck KEV, as of 30 Oct 2026; FIRST EPSS, as of 30 Oct 2026; CVE List, as of 30 Oct 2026. About the data.

Description

Uniview ISC 2500-S VM.php setNatConfig os command injection

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, has been found in Uniview ISC 2500-S up to 20210930. Affected by this issue is the function setNatConfig of the file /Interface/DevManage/VM.php. The manipulation of the argument natAddress/natPort/natServerPort leads to os command injection. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-251696. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.

Source: CVE List, as of 30 Oct 2026. About the data.

What to do

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

This summary is based on the CVE record as of 30 Oct 2026. Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

Source: CVE List, as of 30 Oct 2026. About the data.

Timeline