Server-Side Request Forgery (SSRF) - CVE-2019-17400

Vulnerability identifier: #VU33376

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-17400

CWE-ID: CWE-918

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The unoconv package before 0.9 mishandles untrusted pathnames, leading to SSRF and local file inclusion.

py3-unoconv (Alpine package)
unoconv (Red Hat package)
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Power, little endian

Install update from vendor's website.

py3-unoconv (Alpine package) - update to 0.8.2-r0
unoconv (Red Hat package) - update to 0.6-8.el7

• https://buer.haus/2019/10/18/a-tale-of-exploitation-in-spreadsheet-file-conversions/
• https://github.com/unoconv/unoconv/pull/510

• Server-Side Request Forgery (SSRF) in py3-unoconv (Alpine package)
• Red Hat Enterprise Linux 7 update for unoconv