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CVE Record

CVE-2025-4528: Dígitro NGC Explorer session expiration

A weakness has been identified in Dígitro NGC Explorer up to 3.44.15/3.48.21. This affects an unknown function. Executing a manipulation can lead to session expiration. The attack can be launched remotely. Upgrading to version 3.48.22 mitigates this issue. It is recommended to upgrade the affected component. The vendor was contacted early about this disclosure but did not respond in any way.

MediumCVSS 5.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2025-4528 is a medium-severity session-management weakness in Dígitro NGC Explorer. A logged-in remote attacker could manipulate session behavior and cause improper session expiration effects. The main business action is to identify NGC Explorer deployments and upgrade affected versions to the vendor-recommended fixed release.

Executive priority

Treat this as a targeted medium-priority remediation item. It does not justify emergency response from the supplied evidence, but it should be patched promptly where NGC Explorer supports operational, communications, or security-sensitive workflows.

Technical view

The record maps to CWE-613 and affects Dígitro NGC Explorer up to 3.44.15 and 3.48.21. CVSS 4.0 is 5.3 with network access, low complexity, low privileges, no user interaction, and low integrity impact. The affected function is not identified in the provided sources.

Likely exposure

Exposure is limited to organizations running Dígitro NGC Explorer in the listed 3.44.x or 3.48.x affected ranges. The source bundle does not identify cloud services, default exposure paths, or other Dígitro products as affected.

Exploitation context

The CVE is not listed as CISA KEV in the bundle. The CVSS vector includes exploit maturity as proof-of-concept, but the supplied sources do not support claims of active exploitation. Remote exploitation requires low privileges.

Researcher notes

Evidence is thin: the affected function is unknown, vendor response is reported as absent, and no exploit details are provided. The version data should be handled carefully because the narrative names 3.48.22 as the mitigating version.

Mitigation direction

  • Upgrade Dígitro NGC Explorer to version 3.48.22 or vendor-recommended fixed guidance.
  • Confirm the fixed version against Dígitro and CTIR advisory material.
  • Prioritize internet-accessible or broadly reachable NGC Explorer deployments.
  • Limit NGC Explorer access to trusted networks where operationally possible.
  • Track vendor updates because the CVE notes early vendor contact without response.

Validation and detection

  • Inventory all Dígitro NGC Explorer deployments and record exact versions.
  • Flag versions 3.44.0 through 3.44.15 and 3.48.0 through 3.48.21.
  • Verify upgraded systems report version 3.48.22 or later vendor-approved status.
  • Review authentication and session logs for unusual session expiration patterns.
  • Confirm no unsupported exposed instances remain after remediation.
Prepared
Confidence
medium
Sources
7

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-613: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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cve · low confidence lookup

CVE-2025-4528 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.3 (4.0)
Known Exploited
No
Published

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

4CVSS vectors
6Timeline events
1ADP providers
6Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: partial

CVSS vector scores

4 official scores

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
5.3CVSS 4.0MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P——VulDB
4.3CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C2.81.4VulDB
4.3CVSS 3.0MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C2.81.4VulDB
4CVSS 2.0MediumAV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C82.9VulDB

Vulnerability scoring details

Base CVSS 4.0 score

5.3Medium
CVSS 4.0 vector shape for CVE-2025-4528Attack VectorAttack ComplexityAttack RequirementsPrivileges RequiredUser InteractionVS ConfidentialityVS IntegrityVS AvailabilitySS ConfidentialitySS IntegritySS Availability

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Attack Requirements
NonePresent
Privileges Required
NoneLowHigh
User Interaction
NonePassiveActive
VS Confidentiality
HighLowNone
VS Integrity
HighLowNone
VS Availability
HighLowNone
SS Confidentiality
HighLowNone
SS Integrity
HighLowNone
SS Availability
HighLowNone

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. Source timelineVulDB

    Advisory disclosed

  2. Source timelineVulDB

    VulDB entry created

  3. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  4. CVE publishedCVE Program

    The CVE record was published.

  5. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

  6. Source timelineVulDB

    VulDB entry last update

ADP provider summaries

CISA-ADPCISA ADP Vulnrichment
other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
DígitroNGC Explorer3.44.0, 3.44.1, 3.44.2, 3.44.3, 3.44.4, 3.44.5, 3.44.6, 3.44.7, 3.44.8, 3.44.9, 3.44.10, 3.44.11, 3.44.12, 3.44.13, 3.44.14, 3.44.15, 3.48.0, 3.48.1, 3.48.2, 3.48.3, 3.48.4, 3.48.5, 3.48.6, 3.48.7, 3.48.8, 3.48.9, 3.48.10, 3.48.11, 3.48.12, 3.48.13, 3.48.14, 3.48.15, 3.48.16, 3.48.17, 3.48.18, 3.48.19, 3.48.20, 3.48.21, 3.48.22Listed
Weakness

CWE details

CWE-613

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-613 · source CWE mapping

Insufficient Session Expiration

Insufficient Session Expiration represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

Open CWE intelligenceSame-CWE CVEs