Tatsuya Kinoshita w3m up to 0.5.3-30 out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Tatsuya Kinoshita w3m up to 0.5.3-30. Affected by this issue is some unknown functionality. Such manipulation leads to out-of-bounds. This vulnerability is documented as CVE-2016-9433. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Tatsuya Kinoshita w3m up to 0.5.3-30 (Web Browser). Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is availability. CVE summarizes:

An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. w3m allows remote attackers to cause a denial of service (out-of-bounds array access) via a crafted HTML page.

The bug was discovered 11/18/2016. The weakness was released 12/12/2016 (Website). The advisory is available at openwall.com. This vulnerability is handled as CVE-2016-9433 since 11/18/2016. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 96223 (FreeBSD : w3m -- multiple vulnerabilities (eafa3aec-211b-4dd4-9b8a-a664a3f0917a)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196711 (Ubuntu Security Notification for W3m Vulnerabilities (USN-3214-1)).

Upgrading to version 0.5.3-31 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96223) and SecurityFocus (BID 94407†). Entries connected to this vulnerability are available at VDB-94095, VDB-94096, VDB-94097 and VDB-94098. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96223
Nessus Name: FreeBSD : w3m -- multiple vulnerabilities (eafa3aec-211b-4dd4-9b8a-a664a3f0917a)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for w3m FEDORA-2017-783e8fa63e
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: w3m 0.5.3-31

Timelineinfo

11/03/2016 🔍
11/18/2016 +15 days 🔍
11/18/2016 +0 days 🔍
12/11/2016 +23 days 🔍
12/12/2016 +1 days 🔍
12/12/2016 +0 days 🔍
01/01/2017 +20 days 🔍
01/03/2017 +2 days 🔍
10/05/2022 +2101 days 🔍

Sourcesinfo

Advisory: 14
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9433 (🔍)
GCVE (CVE): GCVE-0-2016-9433
GCVE (VulDB): GCVE-100-94106
SecurityFocus: 94407 - w3m Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/12/2016 09:37
Updated: 10/05/2022 18:09
Changes: 12/12/2016 09:37 (75), 06/25/2019 16:22 (6), 10/05/2022 18:09 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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