Vulnerability Name:

CVE-2016-9803 (CCN-119475)

Assigned:2016-11-14
Published:2016-11-14
Updated:2016-12-07
Summary:In BlueZ 5.42, an out-of-bounds read was observed in "le_meta_ev_dump" function in "tools/parser/hci.c" source file. This issue exists because 'subevent' (which is used to read correct element from 'ev_le_meta_str' array) is overflowed.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/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): None
Integrity (I): None
Availibility (A): Low
4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
3.6 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/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): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-125
CWE-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2016-9803

Source: CCN
Type: BlueZ Web site
BlueZ

Source: BID
Type: Third Party Advisory, VDB Entry
94652

Source: CCN
Type: BID-94652
BlueZ Buffer Overflow and Denial of Service Vulnerabilities

Source: XF
Type: UNKNOWN
bluez-cve20169803-dos(119475)

Source: CCN
Type: Spinics Web Site
multiple buffer overflows and out-of-bound reads

Source: MISC
Type: Exploit, Third Party Advisory
https://www.spinics.net/lists/linux-bluetooth/msg68892.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:bluez:bluez:5.42:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:bluez:bluez:5.42:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:201698030000000
    V
    		CVE-2016-9803 on Ubuntu 18.04 LTS (bionic) - negligible.
    2016-12-03
    oval:com.ubuntu.artful:def:20169803000
    V
    		CVE-2016-9803 on Ubuntu 17.10 (artful) - low.
    2016-12-03
    oval:com.ubuntu.trusty:def:20169803000
    V
    		CVE-2016-9803 on Ubuntu 14.04 LTS (trusty) - low.
    2016-12-03
    oval:com.ubuntu.xenial:def:201698030000000
    V
    		CVE-2016-9803 on Ubuntu 16.04 LTS (xenial) - negligible.
    2016-12-03
    oval:com.ubuntu.bionic:def:20169803000
    V
    		CVE-2016-9803 on Ubuntu 18.04 LTS (bionic) - low.
    2016-12-03
    oval:com.ubuntu.xenial:def:20169803000
    V
    		CVE-2016-9803 on Ubuntu 16.04 LTS (xenial) - low.
    2016-12-03
    oval:com.ubuntu.disco:def:201698030000000
    V
    		CVE-2016-9803 on Ubuntu 19.04 (disco) - low.
    2016-12-03
    oval:com.ubuntu.cosmic:def:20169803000
    V
    		CVE-2016-9803 on Ubuntu 18.10 (cosmic) - low.
    2016-12-03
    oval:com.ubuntu.cosmic:def:201698030000000
    V
    		CVE-2016-9803 on Ubuntu 18.10 (cosmic) - low.
    2016-12-03
    oval:com.ubuntu.precise:def:20169803000
    V
    		CVE-2016-9803 on Ubuntu 12.04 LTS (precise) - low.
    2016-12-03
    BACK
    bluez bluez 5.42
    bluez bluez 5.42