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CVE Record

CVE-2020-25733: webTareas through 2.1 allows upload of the dangerous .exe and .shtml file types.

webTareas through 2.1 allows upload of the dangerous .exe and .shtml file types.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

webTareas through version 2.1 allowed uploads of file types that are commonly unsafe, including .exe and .shtml. Business risk depends on whether uploaded files are reachable from users or interpreted by the web server. The public record is sparse, so treat this as an exposure-control issue, not confirmed active compromise.

Executive priority

Prioritize remediation if webTareas is internet-facing, supports external users, or exposes uploaded files. If the application is internal and uploads are tightly controlled, handle through normal vulnerability management after confirming configuration.

Technical view

CVE-2020-25733 describes insufficient upload restriction in webTareas through 2.1. The CVE text specifically names .exe and .shtml acceptance. No CVSS, CWE, detailed affected CPEs, patch status, or exploit-in-the-wild evidence is provided in the source bundle.

Likely exposure

Organizations running webTareas 2.1 or earlier are potentially exposed, especially if uploaded files are web-accessible, downloadable by other users, or processed by a server with SSI or executable handling enabled.

Exploitation context

The source bundle does not show CISA KEV listing or active exploitation evidence. Public references include an external write-up and SourceForge project/ticket links, but the supplied data does not establish exploitation status or a confirmed fix.

Researcher notes

Evidence is limited to a concise CVE description and linked public references. Impact should be validated against deployment behavior: file storage location, web accessibility, MIME handling, SSI configuration, authentication boundaries, and any available upstream ticket or release notes.

Mitigation direction

  • Inventory any webTareas deployments and confirm whether version 2.1 or earlier is present.
  • Check the SourceForge project and ticket for vendor guidance or newer releases.
  • Restrict uploads to a small allowlist of business-required file types.
  • Prevent execution or server-side interpretation from upload directories.
  • Review and remove previously uploaded .exe and .shtml files where inappropriate.

Validation and detection

  • Confirm upload controls reject dangerous file extensions in a non-production test environment.
  • Verify upload directories are not configured for script execution or server-side includes.
  • Review web server configuration for handling of .shtml and executable files.
  • Search application storage for previously uploaded risky file types.
  • Check access logs for unexpected downloads or requests to uploaded dangerous files.
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.

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CVE-2020-25733 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
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.

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

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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