CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8	$0-$5k	0.00

A vulnerability, which was classified as problematic, has been found in Tatsuya Kinoshita w3m up to 0.5.3-32 (Web Browser). Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability.

The bug was discovered 11/23/2016. The weakness was shared 12/12/2016 (Website). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2016-9631 since 11/23/2016. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 15 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 95650 (SUSE SLED12 / SLES12 Security Update : w3m (SUSE-SU-2016:3053-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context local.

Upgrading to version 0.5.3-33 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (95650). The entries 94095, 94096, 94097 and 94098 are related to this item.

Productinfo

Type

• Web Browser

Vendor

• Tatsuya Kinoshita

Name

• w3m

License

• open-source

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 95650
Nessus Name: SUSE SLED12 / SLES12 Security Update : w3m (SUSE-SU-2016:3053-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: w3m 0.5.3-33

Timelineinfo

11/23/2016 🔍
11/23/2016 +0 days 🔍
12/08/2016 +15 days 🔍
12/08/2016 +0 days 🔍
12/11/2016 +3 days 🔍
12/12/2016 +1 days 🔍
12/12/2016 +0 days 🔍
10/05/2022 +2123 days 🔍

Sourcesinfo

Advisory: 42
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9631 (🔍)
See also: 🔍

Entryinfo

Created: 12/12/2016 09:37 AM
Updated: 10/05/2022 08:21 PM
Changes: 12/12/2016 09:37 AM (69), 06/25/2019 02:20 PM (4), 10/05/2022 08:21 PM (3)
Complete: 🔍

Discussion

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