Vulnerability Name:

CVE-2016-2050 (CCN-110706)

Assigned:2016-01-04
Published:2016-01-04
Updated:2022-03-01
Summary:The get_abbrev_array_info function in libdwarf-20151114 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted elf file.
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)
5.9 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:P/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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:U/RC:R)
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): None
Integrity (I): Low
Availibility (A): None
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
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-787
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2016-2050

Source: CCN
Type: oss-sec Mailing List, Tue, 19 Jan 2016 20:48:10 +0800
Fwd: out of bound write in libdwarf -20151114

Source: CCN
Type: oss-sec Mailing List, Mon, 25 Jan 2016 02:51:52 -0500 (EST)
Re: Fwd: out of bound write in libdwarf -20151114

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20160119 Fwd: out of bound write in libdwarf -20151114

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20160125 Re: Fwd: out of bound write in libdwarf -20151114

Source: CCN
Type: Red Hat Bugzilla – Bug 1300330
(CVE-2016-2050) CVE-2016-2050 libdwarf: Out-of-bounds write in get_abbrev_array_info

Source: XF
Type: UNKNOWN
libdwarf-cve20162050-sec-bypass(110706)

Source: CCN
Type: libdwarf Web page
libdwarf

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-2050

Vulnerable Configuration:Configuration 1:
  • cpe:/a:libdwarf_project:libdwarf:2015-11-14:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:libdwarf_project:libdwarf:20151114:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20162050000
    V
    		CVE-2016-2050 on Ubuntu 12.04 LTS (precise) - medium.
    2017-01-31
    oval:com.ubuntu.trusty:def:20162050000
    V
    		CVE-2016-2050 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-01-31
    oval:com.ubuntu.xenial:def:20162050000
    V
    		CVE-2016-2050 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-01-31
    oval:com.ubuntu.xenial:def:201620500000000
    V
    		CVE-2016-2050 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-01-31
    BACK
    libdwarf_project libdwarf 2015-11-14
    libdwarf_project libdwarf 20151114