CVE-2017-8903

Aliases:DEBIAN-CVE-2017-8903
Advisory lineage Upstream: 0 Downstream: 5
Modified
Published: 11 May 2017, 19:00
Last modified:05 Aug 2024, 16:48

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
8.8 HIGH
v3.0 (nvd)
EPSS Score
0.49% LOW
0% probability +0.15%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

11 May 2017, 19:00
Published
Vulnerability first disclosed
05 Aug 2024, 16:48
Last Modified
Vulnerability information updated

Description

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.

CVSS Metrics

  • v3.0•HIGH•Score: 8.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.49%• Percentile: 41%

Affected Systems

  • debian•xen

    < 4.8.1-1+deb9u1 | < 4.8.1-1+deb9u1 | < 4.8.1-1+deb9u1 | < 4.8.1-1+deb9u1

  • xen•xen

    4.8.0 | 4.8.1

References (6)