CVE-2018-5784
Published: August 31, 2023Last modified: August 31, 2023
Description
In LibTIFF 4.0.9, there is an uncontrolled resource consumption in the TIFFSetDirectory function of tif_dir.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted tif file. This occurs because the declared number of directory entries is not validated against the actual number of directory entries.
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 |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | tiff | Not affected (4.4.0-r4) |
| Stream | tiff | Not affected (4.5.1-r0) |
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2772
- https://gitlab.com/libtiff/libtiff/commit/473851d211cf8805a161820337ca74cc9615d6ef
- https://lists.debian.org/debian-lts-announce/2018/05/msg00022.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html
- https://usn.ubuntu.com/3602-1/
- https://usn.ubuntu.com/3606-1/
- https://www.debian.org/security/2018/dsa-4349