Security readout for executives and security teams
Plain-English summary
CVE-2019-14370 is a denial-of-service flaw in Exiv2 0.27.99.0. A crafted image metadata file could make software using Exiv2 read outside expected memory bounds and crash or fail processing. The provided sources do not indicate data theft, code execution, or confirmed active exploitation.
Executive priority
Treat as a moderate availability risk. Prioritize internet-facing or automated image-processing services first, because a crash in those paths can disrupt customer workflows even without evidence of active exploitation.
Technical view
The CVE describes an out-of-bounds read in Exiv2::MrwImage::readMetadata() in mrwimage.cpp, affecting MRW metadata parsing in Exiv2 0.27.99.0. Impact is stated as denial of service. Debian later issued an exiv2 security update, but the bundle does not provide CVSS, CWE, or a complete affected-version range.
Likely exposure
Exposure is most likely in applications, services, or desktop workflows that use Exiv2 to parse untrusted image metadata, especially MRW files. The bundle does not identify affected downstream products, CPEs, or all vulnerable package versions.
Exploitation context
The source bundle marks KEV as false and provides no cited evidence of active exploitation. Public issue tracking exists, but the supplied evidence supports only a denial-of-service risk, not weaponized exploitation or broader compromise.
Researcher notes
Evidence is sparse: no CVSS, CWE, CPEs, or full version range are provided. Analysis should stay anchored to Exiv2 0.27.99.0, MRW metadata parsing, and denial of service unless vendor advisories add detail.
Mitigation direction
- Update Exiv2 through vendor or distribution security channels.
- Review Debian DLA 3265-1 if using Debian LTS packages.
- Limit processing of untrusted MRW image files until patched.
- Check vendor guidance for exact fixed versions and package names.
Validation and detection
- Inventory applications and packages that include or link Exiv2.
- Confirm whether Exiv2 0.27.99.0 is present.
- Review image upload and metadata parsing paths for Exiv2 use.
- Check distribution advisories for patched exiv2 packages.
- Monitor crash logs around MRW or image metadata processing.
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-2019-14370 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/954CVE 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.