Vulnerability Name:

CVE-2018-1426

Assigned:2017-12-13
Published:2018-03-15
Updated:2018-04-17
Summary:IBM GSKit (IBM DB2 for Linux, UNIX and Windows 9.7, 10.1, 10.5, and 11.1) duplicates the PRNG state across fork() system calls when multiple ICC instances are loaded which could result in duplicate Session IDs and a risk of duplicate key material. IBM X-Force ID: 139071.
CVSS v3 Severity:9.1 Critical (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
7.9 High (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/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): High
Integrity (I): High
Availibility (A): None
7.4 High (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)
6.4 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
7.1 High (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-320
References:Source: CONFIRM
Type: VENDOR_ADVISORY
http://www.ibm.com/support/docview.wss?uid=swg22013756

Source: MISC
Type: VENDOR_ADVISORY
https://exchange.xforce.ibmcloud.com/vulnerabilities/139071

Source: XF
Type: UNKNOWN
ibm-gskit-cve20181426-gain-access(139071)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:db2:9.7:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:db2:10.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:db2:10.5:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:db2:11.1:*:*:*:*:*:*:*
  • AND
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/a:ibm:db2:9.7:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:db2:10.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:db2:10.5:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:db2:11.1:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    BACK
    ibm db2 9.7
    ibm db2 10.1
    ibm db2 10.5
    ibm db2 11.1
    linux linux kernel *
    ibm db2 9.7
    ibm db2 10.1
    ibm db2 10.5
    ibm db2 11.1
    microsoft windows -