Vulnerability Name:

CVE-2020-4270 (CCN-175846)

Assigned:2019-12-30
Published:2020-04-14
Updated:2022-06-29
Summary:IBM QRadar 7.3.0 to 7.3.3 Patch 2 could allow a local user to gain escalated privileges due to weak file permissions. IBM X-ForceID: 175846.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.0 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
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
8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.6 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-276
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2020-4270

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/157335/QRadar-Community-Edition-7.3.1.6-Insecure-File-Permissions.html

Source: FULLDISC
Type: Exploit, Mailing List, Third Party Advisory
20200421 Local privilege escalation in QRadar due to run-result-reader.sh insecure file permissions

Source: XF
Type: UNKNOWN
ibm-qradar-cve20204270-priv-escalation(175846)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-qradar-cve20204270-priv-escalation (175846)

Source: CCN
Type: Packet Storm Security [04-21-2020]
QRadar Community Edition 7.3.1.6 Insecure File Permissions

Source: CCN
Type: IBM Security Bulletin 6189657 (Qradar)
IBM QRadar SIEM is vulnerable to privilege escalation (CVE-2020-4270)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6189657

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:p1:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:*:*:*:*:*:*:*:* (Version >= 7.3.0 and < 7.3.3)
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:-:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:p2:*:*:*:*:*:*
  • AND
  • cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.0:-:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    ibm qradar security information and event manager 7.3.3 p1
    ibm qradar security information and event manager *
    ibm qradar security information and event manager 7.3.3 -
    ibm qradar security information and event manager 7.3.3 p2
    linux linux kernel -
    ibm qradar security information and event manager 7.3.0 -