Exiv2::ul2Data in types.cpp in Exiv2 v0.26 allows remote attackers to cause a denial of…
Priority LOW 33CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
Exiv2::ul2Data in types.cpp in Exiv2 v0.26 allows remote attackers to cause a denial of service (heap-based buffer overflow) via a crafted image file.
Why it matters now
EPSS 0.02207 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
Red Hat 1 advisory
- RHSA-2020:1577 Released 2020-04-28 · Red Hat rating Moderateexiv2 security, bug fix, and enhancement update
- Red Hat CodeReady Linux Builder (v. 8) exiv2-0.27.2-5.el8, exiv2-devel-0.27.2-5.el8, exiv2-doc-0.27.2-5.el8 +3
- Red Hat Enterprise Linux AppStream (v. 8) exiv2-0.27.2-5.el8, exiv2-libs-0.27.2-5.el8, gegl-0.2.0-39.el8 +2
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat CodeReady Linux Builder (v. 8) | Fixed | RHSA-2020:1577 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2020:1577 |
Not affected: 2 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2018-17230
- 2026-10-03 Alias added: GHSA-crvf-2mp8-85gm
References
Advisory 1
More Exiv2 vulnerabilities
- TI-2020-13478 Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1… CVSS 3.1HIGH 7.8
- TI-2025-19560 Use After Free in Exiv2 CVSS 4.0MEDIUM 5.3
- TI-2020-13491 An uncontrolled memory allocation in DataBufdata(subBox.length-sizeof(box)) function of… CVSS 3.1MEDIUM 6.5
- TI-2018-08245 Exiv2 0.26 has a heap-based buffer overflow in getData in preview.cpp. CVSS 3.0CRITICAL 9.8
- TI-2025-33923 Exiv2 Segmentation Faults in Exiv2::EpsImage::writeMetadata() via crafted EPS file CVSS 4.0LOW 1.8
- TI-2019-06608 An issue was discovered in Exiv2 0.27. CVSS 3.0HIGH 8.8
Sources
- CVE-2018-17230 · CVE Program
- CVE-2018-17230 · NVD
- FIRST EPSS
- GHSA-crvf-2mp8-85gm · GitHub Advisory Database · CC BY 4.0
- CVE-2018-17230 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences