VulnerabilityModified
CVE-2017-10913
The grant-table feature in Xen through 4.8.x provides false mapping information in certain cases of concurrent unmap calls, which allows backend attackers to obtain sensitive information or gain privileges, aka XSA-218 bug 1.
CRITICAL 9.8EPSS 2.81%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.81%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The grant-table feature in Xen through 4.8.x provides false mapping information in certain cases of concurrent unmap calls, which allows backend attackers to obtain sensitive information or gain privileges, aka XSA-218 bug 1.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.81% probability · 86th percentile
- CISA KEV
- Not listed
- Affected
- xen/xen
- Source
- cve@mitre.org
References
- http://www.debian.org/security/2017/dsa-3969
- http://www.securityfocus.com/bid/99411Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038722
- https://security.gentoo.org/glsa/201708-03
- https://security.gentoo.org/glsa/201710-17
- https://xenbits.xen.org/xsa/advisory-218.htmlMailing List, Vendor Advisory
- http://www.debian.org/security/2017/dsa-3969
- http://www.securityfocus.com/bid/99411Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038722
- https://security.gentoo.org/glsa/201708-03
- https://security.gentoo.org/glsa/201710-17
- https://xenbits.xen.org/xsa/advisory-218.htmlMailing List, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.