High severity · published Oct 18, 2017
CVE-2017-15595
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded recursion, stack consumption, and hypervisor crash) or possibly…
8.8
CVSS
1.6%
EPSS
No
On KEV
Description
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded recursion, stack consumption, and hypervisor crash) or possibly gain privileges via crafted page-table stacking.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
through 4.9.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-15595
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-15595
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/msg00021.html
security.gentoo.org
https://security.gentoo.org/glsa/201801-14
support.citrix.com
https://support.citrix.com/article/CTX228867
www.debian.org
https://www.debian.org/security/2017/dsa-4050
www.exploit-db.com
https://www.exploit-db.com/exploits/43014/
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