Medium severity · published Oct 18, 2017
CVE-2017-15589
An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS (or an arbitrary guest OS) because intercepted I/O…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS (or an arbitrary guest OS) because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
4.9.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-15589
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-15589
Third Party Advisory
http://www.securityfocus.com/bid/101496
Third Party Advisory
http://www.securitytracker.com/id/1039568
lists.debian.org
https://lists.debian.org/debian-lts-announce/2017/11/msg00027.html
lists.debian.org
https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
security.gentoo.org
https://security.gentoo.org/glsa/201801-14
support.citrix.com
https://support.citrix.com/article/CTX228867
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