CVE-2022-22844

medium

Description

LibTIFF 4.3.0 has an out-of-bounds read in _TIFFmemcpy in tif_unix.c in certain situations involving a custom tag and 0x0200 as the second word of the DE field.

References

https://gitlab.com/libtiff/libtiff/-/issues/355

https://gitlab.com/libtiff/libtiff/-/merge_requests/287

https://lists.debian.org/debian-lts-announce/2022/03/msg00001.html

https://security.netapp.com/advisory/ntap-20220311-0002/

https://www.debian.org/security/2022/dsa-5108

Details

Source: MITRE

Published: 2022-01-10

Updated: 2022-04-25

Type: CWE-125

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM