CVE-2018-20030

libexif: Input validation issue resulting in a denial of service

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.0

Review impact separately from score.

Published · December 20, 2018

Updated · June 27, 2026

Description

An error when processing the EXIF_IFD_INTEROPERABILITY and EXIF_IFD_EXIF tags within libexif version 0.6.21 can be exploited to exhaust available CPU resources.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.5
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-770 · Allocation of Resources Without Limits or Throttling