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CVE Record

CVE-2025-2416: OTP Bypass in Akinsoft's LimonDesk

Improper Restriction of Excessive Authentication Attempts vulnerability in Akinsoft LimonDesk allows Authentication Bypass. This issue affects LimonDesk: from s1.02.14 before v1.02.17.

HighCVSS 8.6Not KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

Akinsoft LimonDesk has a high-severity OTP bypass issue. In affected versions, the system does not sufficiently restrict repeated authentication attempts, which can let an unauthenticated remote attacker bypass authentication. This could expose sensitive helpdesk data and allow limited integrity or availability impact.

Executive priority

Prioritize remediation for any internet-facing LimonDesk deployment. The issue is high severity because it may bypass OTP without credentials, creating direct risk to support data and operational workflows.

Technical view

CVE-2025-2416 is a CWE-307 excessive authentication attempts flaw in Akinsoft LimonDesk. The CVE states it affects LimonDesk from s1.02.14 before v1.02.17. CVSS 3.1 is 8.6 with network access, low complexity, no privileges, and no user interaction required.

Likely exposure

Exposure is limited to organizations running Akinsoft LimonDesk from s1.02.14 before v1.02.17. Risk is higher where the LimonDesk authentication or OTP flow is reachable from the internet or untrusted networks.

Exploitation context

The provided sources do not show CISA KEV listing or confirmed active exploitation. The scoring indicates remote, unauthenticated, low-complexity exploitation is plausible, but no public exploit status is established in the bundle.

Researcher notes

Evidence is sparse beyond the CVE description, CVSS vector, affected version range, and government references. Treat v1.02.17 as the remediation boundary stated by the CVE, and avoid assuming broader product impact without vendor confirmation.

Mitigation direction

  • Upgrade affected LimonDesk deployments to v1.02.17 or later.
  • Check Akinsoft or national advisory guidance for vendor-specific remediation steps.
  • Restrict access to LimonDesk authentication surfaces where operationally feasible.
  • Monitor authentication logs for abnormal OTP retry patterns.

Validation and detection

  • Inventory LimonDesk deployments and record exact version numbers.
  • Confirm no deployment is from s1.02.14 before v1.02.17.
  • Review internet exposure for LimonDesk login and OTP endpoints.
  • Check authentication logs for excessive OTP attempts or unusual login success patterns.
Prepared
Confidence
medium
Sources
4

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-307: 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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description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2025-2416 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
High
CVSS
8.6 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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
3Timeline events
1ADP providers
3Source links

SSVC decision data

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

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
8.6CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L3.94.7TR-CERT

Vulnerability scoring details

Base CVSS 3.1 score

8.6High
CVSS 3.1 vector shape for CVE-2025-2416Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Vulnerability timeline

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

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

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

ADP provider summaries

CISA-ADPCISA ADP Vulnrichment
other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
AkinsoftLimonDesks1.02.14unaffected
Weakness

CWE details

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

CWE-307 · source CWE mapping

Improper Restriction of Excessive Authentication Attempts

Improper Restriction of Excessive Authentication Attempts represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.