8.8

CVE-2017-8903: xen

Modified
AliasesALPINE-CVE-2017-8903UBUNTU-CVE-2017-8903DEBIAN-CVE-2017-8903
Published 11-05-2017Last modified 05-08-2024

Vulnerability summary

CVE-2017-8903 is a high (CVSS 8.8) vulnerability in xen. EPSS estimates a 0.49% chance of exploitation in the next 30 days, higher than 42.2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 8.8, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
8.8/10
010
High · v3.0 (NVD)
EPSS score
0.49%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 2
DLA-964-1DSA-3847-1

Timeline

  1. 11-05-2017
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability 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

5 scores · 4 sources · 2 versions

EPSS trend

Probability

0.49%

Chance of exploitation in the next 30 days

Percentile

42%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.49% on 05-10-2026

05-10-202604-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Alpine1 product
  • xen< 4.8.1-r2 | < 4.6.3-r7 | < 4.6.3-r9 | < 4.7.2-r1
Debian1 product
  • xen< 4.8.1-1+deb9u1
Ubuntu1 product
  • xen< 4.4.2-0ubuntu0.14.04.11 | < 4.6.5-0ubuntu1.1
Xen1 product
  • xen4.8.0 | 4.8.1

4 vendors · 4 products

References

9 links