Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2024-0778

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

Uniview / ISC 2500-S · 20210930

Watch CVE-2024-0778 Browse KEV feed
Severity
CVSS 8.0 · High
Confidence
High
Exploit status
Exploited in the wild
EPSS
32.1%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2024-0778 is 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....

Is it exploited?

Yes. Previdian tracks this CVE as a known exploited vulnerability. Confidence is high. Also confirmed by third-party sources.

Who is affected?

Uniview / ISC 2500-S 20210930.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

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. Eine kritische Schwachstelle wurde in Uniview ISC 2500-S bis 20210930 entdeckt. Es geht hierbei um die Funktion setNatConfig der Datei /Interface/DevManage/VM.php. Mittels dem Manipulieren des Arguments natAddress/natPort/natServerPort mit unbekannten Daten kann eine os command injection-Schwachstelle ausgenutzt werden. Der Exploit steht zur öffentlichen Verfügung.

Uniview Affected
ISC 2500-S
20210930
Published
22 Jan 2024
Exploitation Reported
26 Apr 2025
Attack vector
Adjacent
Complexity
Low
Privileges
Low
User interaction
None

Tags

php

CVE References

Exploitation evidence

Why Previdian marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

The Shadowserver

Recorded 26 Apr 2025

A trusted third party reported exploitation.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

Learn about Pro API access
Source Added
The Shadowserver First 2025-04-26 00:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
User-Agents
Callback hosts
0
0
0

Request targets and User-Agents available in Pro. Callback host details available in Enterprise.

Scanner coverage

No scanner integrations recorded yet.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

No detection artifacts or sensor request patterns are available for this CVE yet.

Check back as sensor telemetry and scanner integrations are updated.

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

8.0 High

Potential damage if exploited. Separate from whether attackers are using it.

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

32.1%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-78

All CVSS Scores

CVSS v3.1 8.0 High

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0 8.0 High

CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 7.7 High

AV:A/AC:L/Au:S/C:C/I:C/A:C

Timeline

From disclosure to observed exploitation

  1. 00:00 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party attested exploitation

  2. 16:00 UTC

    CVE published

    Vulnerability disclosed publicly

  3. 09:23 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

Start 14-day Pro trial Read API docs
  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2024-0778

Sample API response 
{
  "cve_id": "CVE-2024-0778",
  "confidence": "High",
  "cvss_score": 8.0,
  "cvss_estimated": false,
  "epss_score": 0.32088,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}