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CVE Record

CVE-2018-11037: In Exiv2 0.26, the Exiv2::PngImage::printStructure function in pngimage.cpp allows remote attackers to caus...

In Exiv2 0.26, the Exiv2::PngImage::printStructure function in pngimage.cpp allows remote attackers to cause an information leak via a crafted file.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2018-11037 is an information leak in Exiv2 0.26 when handling a crafted PNG file. Business impact depends on where Exiv2 is used: image upload pipelines and systems processing external files deserve attention. The provided sources do not give CVSS, leak scope, or active exploitation evidence.

Executive priority

Treat as a targeted maintenance and exposure-reduction item. Prioritize faster where customer uploads, email attachments, or automated media processing reach Exiv2. The available evidence does not justify emergency status by itself.

Technical view

The CVE describes an information leak in Exiv2::PngImage::printStructure in pngimage.cpp in Exiv2 0.26, triggered by a crafted file. Public references include the upstream GitHub issue and Gentoo and Red Hat advisories. The source bundle does not identify CWE, CVSS, exact fixed upstream version, or exploit use in the wild.

Likely exposure

Exposure is most likely where Exiv2 0.26 or affected downstream packages process untrusted image files, especially PNG metadata. Confirm packaged versions and vendor backports rather than relying only on upstream version strings.

Exploitation context

The source bundle supports crafted-file remote attacker framing, but not active exploitation. KEV is false, and no cited source in the bundle states exploitation in the wild or provides exploit maturity details.

Researcher notes

Evidence is sparse: no CVSS, CWE, leak detail, or fixed version is included in the bundle. Analysis should center on confirming affected package lineage, downstream advisory status, and whether printStructure or related metadata inspection is reachable through untrusted file workflows.

Mitigation direction

  • Check Gentoo, Red Hat, or relevant vendor guidance for fixed Exiv2 packages.
  • Update affected Exiv2 packages through supported operating system channels.
  • Reduce Exiv2 processing of untrusted uploads until patched, where operationally feasible.
  • Avoid exposing metadata parsing workflows directly to unauthenticated file submissions.
  • Track vendor advisories for backported fixes if version strings remain unchanged.

Validation and detection

  • Inventory hosts and containers for Exiv2 0.26 or vendor-flagged affected packages.
  • Identify applications or jobs that call Exiv2 on externally supplied images.
  • Confirm installed packages match vendor advisory fixed builds or later supported releases.
  • Review image ingestion paths for isolation, least privilege, and logging.
  • Document whether any exposed workflow processes untrusted PNG 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.

ATT&CK lookup starting points

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CVE-2018-11037 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.