Vulnerability Details : CVE-2018-5784
Potential exploit
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.
Vulnerability category: Denial of service
Products affected by CVE-2018-5784
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5784
0.84%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5784
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-5784
-
The product does not properly control the allocation and maintenance of a limited resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-5784
-
https://gitlab.com/libtiff/libtiff/commit/473851d211cf8805a161820337ca74cc9615d6ef
Fix for bug 2772 (473851d2) · Commits · libtiff / libtiff · GitLabPatch;Third Party Advisory
-
https://usn.ubuntu.com/3606-1/
USN-3606-1: LibTIFF vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/05/msg00022.html
[SECURITY] [DLA 1391-1] tiff security updateMailing List;Third Party Advisory
-
https://www.debian.org/security/2018/dsa-4349
Debian -- Security Information -- DSA-4349-1 tiffThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html
[SECURITY] [DLA 1411-1] tiff security updateMailing List;Third Party Advisory
-
http://bugzilla.maptools.org/show_bug.cgi?id=2772
Bug 2772 – Uncontrolled resource consumption in TIFFSetDirectory (src/libtiff/tif_dir.c) (CVE-2018-5784)Exploit;Issue Tracking;Third Party Advisory
-
https://usn.ubuntu.com/3602-1/
USN-3602-1: LibTIFF vulnerabilities | Ubuntu security noticesThird Party Advisory
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