Improper input validation in Citrix Xenserver
CVE-2016-9379
The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader con…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.001 (27.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.9 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Citrix Xenserver — versions 6.0.2, 6.2.0, 6.5
- Xen
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-9379?
- CVE-2016-9379 is a high-severity vulnerability in Citrix Xenserver, classified under Improper Input Validation. CVSS score: 7.9/10. Published 2017-01-23.
- How severe is CVE-2016-9379?
- High severity. CVSS v3 base score is 7.9 out of 10.