CVE-2018-17000
Published: 13 September 2018
A NULL pointer dereference in the function _TIFFmemcmp at tif_unix.c (called from TIFFWriteDirectoryTagTransferfunction) in LibTIFF 4.0.9 allows an attacker to cause a denial-of-service through a crafted tiff file. This vulnerability can be triggered by the executable tiffcp.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
tiff Launchpad, Ubuntu, Debian |
bionic |
Released
(4.0.9-5ubuntu0.2)
|
| cosmic |
Released
(4.0.9-6ubuntu0.2)
|
|
| trusty |
Released
(4.0.3-7ubuntu0.11)
|
|
| upstream |
Released
(4.0.10-4)
|
|
| xenial |
Released
(4.0.6-1ubuntu0.6)
|
|
|
Patches: other: https://gitlab.com/libtiff/libtiff/merge_requests/54 upstream: https://gitlab.com/libtiff/libtiff/commit/802d3cbf3043be5dce5317e140ccb1c17a6a2d39 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |