Vulnerability Name:

CVE-2019-1907 (CCN-165644)

Assigned:2018-12-06
Published:2019-08-21
Updated:2020-10-16
Summary:A vulnerability in the web server of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker to set sensitive configuration values and gain elevated privileges. The vulnerability is due to improper handling of substring comparison operations that are performed by the affected software. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected software. A successful exploit could allow the attacker with read-only privileges to gain administrator privileges.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2019-1907

Source: XF
Type: UNKNOWN
cisco-cve20191907-priv-esc(165644)

Source: CCN
Type: Cisco Security Advisory cisco-sa-20190821-imc-privescal
Cisco Integrated Management Controller Substring Comparison Privilege Escalation Vulnerability

Source: CISCO
Type: Vendor Advisory
20190821 Cisco Integrated Management Controller Substring Comparison Privilege Escalation Vulnerability

Vulnerable Configuration:Configuration 1:
  • cpe:/a:cisco:unified_computing_system:4.0(1c)hs3:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:cisco:integrated_management_controller_supervisor:*:*:*:*:*:*:*:* (Version < 4.0(4b))
  • AND
  • cpe:/h:cisco:ucs_c125_m5:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:ucs_c4200:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:ucs_s3260:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:cisco:integrated_management_controller_supervisor:*:*:*:*:*:*:*:* (Version < 4.0(2f))
  • AND
  • cpe:/h:cisco:ucs_c125_m5:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:ucs_c4200:-:*:*:*:*:*:*:*
  • OR cpe:/h:cisco:ucs_s3260:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:cisco:integrated_management_controller:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco unified computing system 4.0(1c)hs3
    cisco integrated management controller supervisor *
    cisco ucs c125 m5 -
    cisco ucs c4200 -
    cisco ucs s3260 -
    cisco integrated management controller supervisor *
    cisco ucs c125 m5 -
    cisco ucs c4200 -
    cisco ucs s3260 -
    cisco integrated management controller *