CVE-2018-18557
8.8
HIGH
CVSS 3.1
EPSS 23.6%
Description
LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 (with JBIG enabled) decodes arbitrarily-sized JBIG into a buffer, ignoring the buffer size, which leads to a tif_jbig.c JBIGDecode out-of-bounds write.
How to fix CVE-2018-18557
To remediate CVE-2018-18557, upgrade the affected package to a fixed version below.
- Alpine/tiff—upgrade to 4.0.10-r0 or later
- —upgrade to 4.0.9+git181026-1 or later
Is CVE-2018-18557 being exploited?
Moderate — EPSS is 23.6%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 4.0.10-r0
- from 0, < 4.0.9+git181026-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |