# CVE-2018-1000801: libokular5core8: okular version 18.08 and earlier contains a Directory Traversal vulnerability in function "unpackDocumentArchive(...)...

CVE-2018-1000801 is fixed in 5 products on 1 platform, first by libokular5core8 4:17.12.3-0ubuntu1+esm1, released September 6, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-1000801
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0185
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 6, 2018

## Description

okular version 18.08 and earlier contains a Directory Traversal vulnerability in function "unpackDocumentArchive(...)" in "core/document.cpp" that can result in Arbitrary file creation on the user workstation. This attack appear to be exploitable via he victim must open a specially crafted Okular archive. This issue appears to have been corrected in version 18.08.1

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libokular5core8 Ubuntu 18.04.6 LTS (bionic) | 4:17.12.3-0ubuntu1+esm1 | [libokular5core8 4:17.12.3-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libokular5core8-4-17.12.3-0ubuntu1-esm1.md) | Sep 6, 2018 |
| Linux | okular Ubuntu 18.04.6 LTS (bionic) | 4:17.12.3-0ubuntu1+esm1 | [okular 4:17.12.3-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-okular-4-17.12.3-0ubuntu1-esm1.md) | Sep 6, 2018 |
| Linux | okular-extra-backends Ubuntu 18.04.6 LTS (bionic) | 4:17.12.3-0ubuntu1+esm1 | [okular-extra-backends 4:17.12.3-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-okular-extra-backends-4-17.12.3-0ubuntu1-esm1.md) | Sep 6, 2018 |
| Linux | okular-mobile Ubuntu 18.04.6 LTS (bionic) | 4:17.12.3-0ubuntu1+esm1 | [okular-mobile 4:17.12.3-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-okular-mobile-4-17.12.3-0ubuntu1-esm1.md) | Sep 6, 2018 |
| Linux | qml-module-org-kde-okular Ubuntu 18.04.6 LTS (bionic) | 4:17.12.3-0ubuntu1+esm1 | [qml-module-org-kde-okular 4:17.12.3-0ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qml-module-org-kde-okular-4-17.12.3-0ubuntu1-esm1.md) | Sep 6, 2018 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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