Security readout for executives and security teams
Plain-English summary
CVE-2019-14369 is a denial-of-service issue in Exiv2 image metadata parsing. A specially crafted PNG image can trigger a heap-based buffer over-read when metadata is read, potentially crashing affected processing services.
Executive priority
Treat as a targeted availability risk for image-processing services. Prioritize remediation where public users can upload PNG files or where image parsing supports business-critical workflows.
Technical view
The issue is in Exiv2::PngImage::readMetadata() in pngimage.cpp, reported against Exiv2 0.27.99.0. The CVE describes a crafted image file causing a heap-based buffer over-read and denial of service. No CVSS, CWE, or complete affected-version range is provided.
Likely exposure
Exposure is most likely in applications, servers, or pipelines that use Exiv2 to parse PNG metadata from untrusted images. The bundle does not define all affected downstream products or versions.
Exploitation context
The sources describe attacker-controlled crafted image input causing denial of service. The CVE is not listed as KEV, and the bundle provides no evidence of active exploitation.
Researcher notes
Evidence is limited: the CVE record names Exiv2 and the vulnerable function, but affected vendor/product fields are n/a and no CVSS is supplied. Do not infer broader impact without local dependency evidence.
Mitigation direction
- Identify systems and applications using Exiv2 for PNG metadata parsing.
- Check whether Exiv2 0.27.99.0 or affected distribution packages are present.
- Apply vendor or distribution security updates for exiv2.
- Review Debian DLA-3265-1 and Exiv2 issue 953 for update context.
- Where updates are delayed, reduce untrusted image metadata processing exposure.
Validation and detection
- Review SBOMs and package inventories for Exiv2 or exiv2 dependencies.
- Confirm deployed packages match vendor-updated exiv2 builds.
- Check image upload and indexing services for Exiv2 usage.
- Verify logs for crashes tied to PNG metadata processing.
- Track vendor advisories because the CVE record lacks full version range details.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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.
CVE-2019-14369 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/Exiv2/exiv2/issues/953CVE reference
- [debian-lts-announce] 20230110 [SECURITY] [DLA 3265-1] exiv2 security updateCVE reference · mailing-list
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.