CVE-2018-18557
Public on 2018-10-22
Modified on 2019-10-23
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.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | libtiff | 2019-10-08 | ALAS-2019-1306 | Fixed |
| Amazon Linux 2 - Core | libtiff | 2019-10-21 | ALAS2-2019-1327 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.3 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L |
| NVD | CVSSv2 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| NVD | CVSSv3 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |