w3m 0.5.2 istream.c input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in w3m 0.5.2. This issue affects some unknown processing of the file istream.c. Performing a manipulation results in input validation. This vulnerability was named CVE-2010-2074. There is no available exploit.

Detailsinfo

A vulnerability was found in w3m 0.5.2 (Web Browser). It has been classified as critical. This affects an unknown code of the file istream.c. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

istream.c in w3m 0.5.2 and possibly other versions, when ssl_verify_server is enabled, does not properly handle a \0 character in a domain name in the (1) subject s Common Name or (2) Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

The weakness was presented 06/14/2010 by Ludwig Nussel (Website). The advisory is shared at vupen.com. This vulnerability is uniquely identified as CVE-2010-2074. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 68072 (Oracle Linux 5 : w3m (ELSA-2010-0565)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169418 (SUSE Enterprise Linux Security Update for w3m (SUSE-SU-2016:3046-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (68072), SecurityFocus (BID 40837†), OSVDB (65538†), SecurityTracker (ID 1024252†) and Vulnerability Center (SBV-26367†). See VDB-94095, VDB-94096, VDB-94097 and VDB-94098 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 68072
Nessus Name: Oracle Linux 5 : w3m (ELSA-2010-0565)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 880594
OpenVAS Name: CentOS Update for w3m CESA-2010:0565 centos5 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/25/2010 🔍
06/14/2010 +20 days 🔍
06/14/2010 +0 days 🔍
06/14/2010 +0 days 🔍
06/16/2010 +2 days 🔍
06/18/2010 +2 days 🔍
07/12/2010 +23 days 🔍
07/12/2013 +1096 days 🔍
03/19/2015 +615 days 🔍
07/30/2024 +3421 days 🔍

Sourcesinfo

Advisory: RHSA-2010:0565⛔
Researcher: Ludwig Nussel
Status: Not defined

CVE: CVE-2010-2074 (🔍)
GCVE (CVE): GCVE-0-2010-2074
GCVE (VulDB): GCVE-100-53673

OVAL: 🔍

SecurityFocus: 40837 - W3M NULL Character CA SSL Certificate Validation Security Bypass Vulnerability
Secunia: 40134
OSVDB: 65538 - w3m Certificate Authority (CA) Common Name / Subject Alternative Name Null Byte Handling SSL MiTM Weakness
SecurityTracker: 1024252
Vulnerability Center: 26367 - W3M 0.1.3-0.5.2 Spoofing Vulnerability via a Crafted SSL Certificates, Medium

See also: 🔍

Entryinfo

Created: 03/19/2015 12:22
Updated: 07/30/2024 09:49
Changes: 03/19/2015 12:22 (63), 02/28/2017 12:27 (10), 09/18/2021 07:15 (5), 09/18/2021 07:20 (1), 07/30/2024 09:49 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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