CVE-2021-27815 describes a NULL Pointer Dereference vulnerability in the exif command-line tool (versions 0.6.22 and earlier) when processing XML-formatted EXIF data. This flaw allows an attacker to trigger a Denial of Service by providing a specially crafted malicious JPEG file, causing the application to crash. Rated Medium severity (CVSS 5.5), it requires user interaction (UI:R) and local access (AV:L) to exploit, resulting in high availability impact (A:H). There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.6.22CPE matchmatch criteria | cpe:2.3:a:libexif_project:exif:*:*:*:*:*:*:*:* | ||
32CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | ||
33CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | ||
34CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
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