CVE-2018-7442
Publication date 23 February 2018
Last updated 26 August 2025
Ubuntu priority
Description
An issue was discovered in Leptonica through 1.75.3. The gplotMakeOutput function does not block '/' characters in the gplot rootname argument, potentially leading to path traversal and arbitrary file overwrite.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| leptonlib | 26.04 LTS resolute |
Fixed 1.76.0-1
|
| 25.10 questing |
Fixed 1.76.0-1
|
|
| 24.04 LTS noble |
Fixed 1.76.0-1
|
|
| 22.04 LTS jammy |
Fixed 1.76.0-1
|
|
| 20.04 LTS focal |
Fixed 1.76.0-1
|
|
| 18.04 LTS bionic |
Vulnerable
|
|
| 16.04 LTS xenial | Ignored end of standard support, was needed | |
| 14.04 LTS trusty |
Vulnerable
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
9.1 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | None |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |