| Vulnerability Name: | CVE-2017-17045 (CCN-135440) | ||||||||||||||||||||||||||||||||||||||||
| Assigned: | 2017-11-28 | ||||||||||||||||||||||||||||||||||||||||
| Published: | 2017-11-28 | ||||||||||||||||||||||||||||||||||||||||
| Updated: | 2019-10-03 | ||||||||||||||||||||||||||||||||||||||||
| Summary: | An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to gain privileges on the host OS, obtain sensitive information, or cause a denial of service (BUG and host OS crash) by leveraging the mishandling of Populate on Demand (PoD) Physical-to-Machine (P2M) errors. | ||||||||||||||||||||||||||||||||||||||||
| CVSS v3 Severity: | 8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H) 7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
8.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
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| CVSS v2 Severity: | 7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
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| Vulnerability Type: | CWE-416 | ||||||||||||||||||||||||||||||||||||||||
| Vulnerability Consequences: | Gain Privileges | ||||||||||||||||||||||||||||||||||||||||
| References: | Source: MITRE Type: CNA CVE-2017-17045 Source: BID Type: Third Party Advisory, VDB Entry 102013 Source: CCN Type: BID-102013 Xen CVE-2017-17045 Privilege Escalation Vulnerability Source: BID Type: Third Party Advisory, VDB Entry 102129 Source: CCN Type: BID-102129 Citrix XenServer Multiple Security Vulnerabilities Source: SECTRACK Type: Third Party Advisory, VDB Entry 1039879 Source: CCN Type: Xen Security Advisory XSA-247 Missing p2m error checking in PoD code Source: XF Type: UNKNOWN xen-pod-error-priv-esc(135440) Source: MLIST Type: UNKNOWN [debian-lts-announce] 20180105 [SECURITY] [DLA 1230-1] xen security update Source: MLIST Type: UNKNOWN [debian-lts-announce] 20181030 [SECURITY] [DLA 1559-1] xen security update Source: GENTOO Type: UNKNOWN GLSA-201801-14 Source: CONFIRM Type: Issue Tracking, Third Party Advisory https://support.citrix.com/article/CTX230138 Source: CONFIRM Type: Issue Tracking, Mitigation, Patch, Vendor Advisory https://xenbits.xen.org/xsa/advisory-247.html | ||||||||||||||||||||||||||||||||||||||||
| Vulnerable Configuration: | Configuration 1: Configuration CCN 1:  Denotes that component is vulnerable | ||||||||||||||||||||||||||||||||||||||||
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