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CVE Record

CVE-2018-25042: uTorrent memory corruption

A vulnerability classified as critical has been found in uTorrent. This affects an unknown part. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. It is recommended to upgrade the affected component.

MediumCVSS 5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2018-25042 is a uTorrent memory-corruption vulnerability. The public record says remote initiation is possible, but exploitation needs user interaction and is high complexity. The bundle does not identify affected versions, a specific fixed release, or active exploitation evidence.

Executive priority

Treat this as a targeted hygiene and policy issue, not an emergency based on the supplied evidence. Prioritize finding and removing or upgrading uTorrent on managed systems.

Technical view

The CVE describes CWE-119 memory corruption in an unknown uTorrent component, with CVSS 3.1 score 5.0. The vector is network-accessible, high complexity, no privileges required, user interaction required, and low confidentiality, integrity, and availability impact.

Likely exposure

Exposure is limited to systems where uTorrent is installed. The source bundle does not provide CPEs, exact affected versions, platforms, or deployment conditions, so inventory confirmation is required.

Exploitation context

The record says remote attack initiation is possible, but the CVSS vector requires user interaction and high attack complexity. CISA KEV is false in the bundle, so active exploitation is not evidenced here.

Researcher notes

Key gaps are affected versions, patched versions, and precise vulnerable code path. Public references include Project Zero, SC Magazine UK, and VulDB, but the bundle only establishes memory corruption and upgrade guidance.

Mitigation direction

  • Inventory endpoints for uTorrent installations and versions.
  • Upgrade uTorrent where vendor guidance identifies a fixed supported release.
  • Remove uTorrent from business systems where it is not approved.
  • Review vendor advisories because affected versions are not specified.
  • Monitor security tools for unexpected uTorrent network activity.

Validation and detection

  • Confirm whether uTorrent is installed on managed endpoints.
  • Record installed versions and compare them with vendor guidance.
  • Check whether business policy permits uTorrent use.
  • Review EDR or asset logs for recent uTorrent execution.
  • Document exceptions where removal or upgrade is delayed.
Prepared
Confidence
medium
Sources
5

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-119: 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-2018-25042 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5 (3.1)
Known Exploited
No
Published

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

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.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

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
5CVSS 3.1MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L1.63.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

5Medium
CVSS 3.1 vector shape for CVE-2018-25042Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
unspecifieduTorrentn/aListed
Weakness

CWE details

CWE-119

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

CWE-119 · source CWE mapping

Improper Restriction of Operations within the Bounds of a Memory Buffer

Improper Restriction of Operations within the Bounds of a Memory Buffer represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

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