Vulnerability Name:

CVE-2018-20712 (CCN-155560)

Assigned:2019-01-04
Published:2019-01-04
Updated:2019-10-03
Summary:A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-20712

Source: BID
Type: Third Party Advisory, VDB Entry
106563

Source: XF
Type: UNKNOWN
gnubinutils-cve201820712-dos(155560)

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629

Source: CCN
Type: Sourceware Bugzilla – Bug 24043
Heap-buffer-overflow problem in function d_expression_1 in cp-demangle.c, as demonstrated by c++filt

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=24043

Source: CONFIRM
Type: Third Party Advisory
https://support.f5.com/csp/article/K38336243

Source: CCN
Type: GNU Web site
GNU Binutils

Source: CCN
Type: IBM Security Bulletin 1143448 (Watson Studio Local)
Multiple Vulnerabilities in GNU Binutils affects Watson Studio Local

Source: CCN
Type: IBM Security Bulletin 6252337 (Netezza Platform Software)
Multiple vulnerabilities in GNU Binutils affect IBM Netezza Platform Software clients.

Source: CCN
Type: IBM Security Bulletin 6403806 (Netezza Analytics)
Multiple vulnerabilities in GNU binutils affect IBM Netezza Analytics

Source: CCN
Type: IBM Security Bulletin 6445777 (Netezza Performance Server)
Multiple vulnerabilities in GNU Binutils affect IBM Netezza Performance Server

Source: CCN
Type: IBM Security Bulletin 6453339 (Netezza Analytics for NPS)
Multiple vulnerabilities in GNU binutils affect IBM Netezza Analytics for NPS

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-20712

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gnu:binutils:2.31.1:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:gnu:binutils:2.31.1:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:watson_studio_local:1.2.3:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:netezza_analytics:3.3.7:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:201820712000
    V
    		CVE-2018-20712 on Ubuntu 18.04 LTS (bionic) - low.
    2019-01-14
    oval:com.ubuntu.cosmic:def:201820712000
    V
    		CVE-2018-20712 on Ubuntu 18.10 (cosmic) - low.
    2019-01-14
    oval:com.ubuntu.trusty:def:201820712000
    V
    		CVE-2018-20712 on Ubuntu 14.04 LTS (trusty) - low.
    2019-01-14
    oval:com.ubuntu.xenial:def:201820712000
    V
    		CVE-2018-20712 on Ubuntu 16.04 LTS (xenial) - low.
    2019-01-14
    BACK
    gnu binutils 2.31.1
    gnu binutils 2.31.1
    ibm watson studio local 1.2.3
    ibm netezza analytics 3.3.7