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CVE Record

CVE-2019-13232: Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service...

Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service (resource consumption), aka a "better zip bomb" issue.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

A specially crafted ZIP file can make Info-ZIP UnZip 6.0 consume excessive resources during extraction. The business risk is service disruption where untrusted ZIP files are automatically processed, not evidence of data theft or remote code execution.

Executive priority

Prioritize if the organization accepts ZIP uploads or automatically extracts archives in production workflows. Lower priority for systems without untrusted archive handling. Treat remediation as availability hardening, not emergency breach response.

Technical view

The issue is mishandling of overlapping files inside a ZIP container, described as a better zip bomb denial-of-service condition. The bundle names Info-ZIP UnZip 6.0 and includes Linux distribution and vendor advisories, but no CVSS, CWE, or complete affected-product matrix.

Likely exposure

Exposure is most likely on systems using Info-ZIP UnZip 6.0 or vendor packages that process ZIP archives, especially upload pipelines, mail scanners, backup workflows, or file-ingestion services handling untrusted archives.

Exploitation context

The source bundle supports denial-of-service via crafted ZIP resource consumption. It does not show CISA KEV listing or active exploitation evidence. Public research exists, so treat untrusted archive extraction as the main risk context.

Researcher notes

Evidence is incomplete: no CVSS, CWE, or full affected CPE list is provided. Focus validation on package lineage and archive-processing paths rather than broad product assumptions. Do not claim active exploitation without additional cited evidence.

Mitigation direction

  • Update unzip packages using distribution or vendor security advisories.
  • Check Debian, Gentoo, NetApp, and F5 guidance where those platforms apply.
  • Limit CPU, memory, disk, and runtime for archive extraction jobs.
  • Avoid automatic extraction of untrusted ZIP files on critical systems.
  • Run extraction in isolated workers or sandboxes where feasible.

Validation and detection

  • Inventory hosts and containers for Info-ZIP UnZip 6.0 or vendor unzip packages.
  • Identify services that automatically unpack user-supplied ZIP archives.
  • Confirm applicable vendor advisories are patched or remediated.
  • Review extraction workflows for resource limits and isolation.
  • Monitor file-ingestion systems for archive-related resource spikes.
Prepared
Confidence
medium
Sources
9

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.

description · low confidence lookup

Container behavior lookup

The affected technology mentions containers, so container-specific ATT&CK technique 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-2019-13232 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
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
8Source 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.