Vulnerability Name:

CVE-2016-9426 (CCN-119954)

Assigned:2016-11-18
Published:2016-11-18
Updated:2017-07-01
Summary:An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. Integer overflow vulnerability in the renderTable function in w3m allows remote attackers to cause a denial of service (OOM) and possibly execute arbitrary code due to bdwgc's bug (CVE-2016-9427) via a crafted HTML page.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.6 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H)
6.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
8.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Complete
Vulnerability Type:CWE-190
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2016-9426

Source: CCN
Type: oss-sec Mailing List, Fri, 18 Nov 2016 03:13:48 -0500
Re: CVE request: w3m - multiple vulnerabilities

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20161118 Re: CVE request: w3m - multiple vulnerabilities

Source: BID
Type: UNKNOWN
94407

Source: CCN
Type: BID-94407
w3m Multiple Security Vulnerabilities

Source: XF
Type: UNKNOWN
tats-w3m-cve20169426-bo(119954)

Source: CCN
Type: Tatsuya Kinoshita w3m for - GIT Repository
Debian's w3m: WWW browsable pager

Source: CONFIRM
Type: Issue Tracking, Patch
https://github.com/tats/w3m/blob/master/ChangeLog

Source: CONFIRM
Type: Issue Tracking, Patch
https://github.com/tats/w3m/issues/25

Source: GENTOO
Type: UNKNOWN
GLSA-201701-08

Vulnerable Configuration:Configuration 1:
  • cpe:/a:w3m_project:w3m:*:*:*:*:*:*:*:* (Version <= 0.5.3-30)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201694260000000
    V
    		CVE-2016-9426 on Ubuntu 16.04 LTS (xenial) - low.
    2016-12-12
    oval:com.ubuntu.precise:def:20169426000
    V
    		CVE-2016-9426 on Ubuntu 12.04 LTS (precise) - low.
    2016-12-11
    oval:com.ubuntu.trusty:def:20169426000
    V
    		CVE-2016-9426 on Ubuntu 14.04 LTS (trusty) - low.
    2016-12-11
    oval:com.ubuntu.xenial:def:20169426000
    V
    		CVE-2016-9426 on Ubuntu 16.04 LTS (xenial) - low.
    2016-12-11
    BACK
    w3m_project w3m *