Vulnerability Name:

CVE-2017-4927 (CCN-134710)

Assigned:2016-12-26
Published:2017-11-09
Updated:2017-12-04
Summary:VMware vCenter Server (6.5 prior to 6.5 U1 and 6.0 prior to 6.0 U3c) does not correctly handle specially crafted LDAP network packets which may allow for remote denial of service.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-90
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-4927

Source: CCN
Type: SECTRACK ID: 1039759
VMware vCenter Server Flaws Let Remote Users Deny Service and Obtain Potentially Sensitive Information

Source: BID
Type: Third Party Advisory, VDB Entry
101786

Source: CCN
Type: BID-101786
VMware vCenter Server CVE-2017-4927 Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1039759

Source: XF
Type: UNKNOWN
vmware-cve20174927-dos(134710)

Source: CCN
Type: VMware Security Advisory VMSA-2017-0017
VMware vCenter Server update resolves LDAP DoS, SSRF and CRLF injection issues

Source: CONFIRM
Type: Vendor Advisory
https://www.vmware.com/security/advisories/VMSA-2017-0017.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:vmware:vcenter_server:*:*:*:*:*:*:*:* (Version >= 6.0 and < 6.0_u3c)
  • OR cpe:/a:vmware:vcenter_server:*:*:*:*:*:*:*:* (Version >= 6.5 and < 6.5_u1)

    • Configuration CCN 1:
  • cpe:/a:vmware:vcenter_server:6.0:-:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    vmware vcenter server *
    vmware vcenter server *
    vmware vcenter server 6.0
    vmware vcenter server 6.5