Vulnerability Name:

CVE-2017-9055 (CCN-126168)

Assigned:2017-03-20
Published:2017-03-20
Updated:2022-03-01
Summary:An issue, also known as DW201703-001, was discovered in libdwarf 2017-03-21. In dwarf_formsdata() a few data types were not checked for being in bounds, leading to a heap-based buffer over-read.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/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): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN 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
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-125
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-9055

Source: XF
Type: UNKNOWN
libdwarf-cve20179055-bo(126168)

Source: CCN
Type: Prevanders Web site
David A's Libdwarf Vulnerabilities

Source: MISC
Type: Third Party Advisory
https://www.prevanders.net/dwarfbug.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:libdwarf_project:libdwarf:2017-03-21:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201790550000000
    V
    		CVE-2017-9055 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-05-18
    oval:com.ubuntu.artful:def:20179055000
    V
    		CVE-2017-9055 on Ubuntu 17.10 (artful) - medium.
    2017-05-18
    oval:com.ubuntu.xenial:def:20179055000
    V
    		CVE-2017-9055 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-05-18
    oval:com.ubuntu.disco:def:201790550000000
    V
    		CVE-2017-9055 on Ubuntu 19.04 (disco) - medium.
    2017-05-18
    oval:com.ubuntu.bionic:def:20179055000
    V
    		CVE-2017-9055 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-05-18
    oval:com.ubuntu.cosmic:def:201790550000000
    V
    		CVE-2017-9055 on Ubuntu 18.10 (cosmic) - medium.
    2017-05-18
    oval:com.ubuntu.cosmic:def:20179055000
    V
    		CVE-2017-9055 on Ubuntu 18.10 (cosmic) - medium.
    2017-05-18
    oval:com.ubuntu.bionic:def:201790550000000
    V
    		CVE-2017-9055 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-05-18
    oval:com.ubuntu.trusty:def:20179055000
    V
    		CVE-2017-9055 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-05-18
    BACK
    libdwarf_project libdwarf 2017-03-21