Hsc dns2tcp 0.4 dns_decode input numeric error

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.
8.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in Hsc dns2tcp 0.4 and classified as critical. The affected element is the function dns_decode. The manipulation of the argument input leads to numeric error. This vulnerability is uniquely identified as CVE-2008-3910. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Hsc dns2tcp 0.4 and classified as critical. This issue affects the function dns_decode. The manipulation of the argument input with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

dns2tcp before 0.4.1 does not properly handle negative values in a certain length field in the input argument to the (1) dns_simple_decode or (2) dns_decode function, which allows remote attackers to overwrite a buffer and have unspecified other impact.

The weakness was disclosed 09/04/2008 (Website). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2008-3910 since 09/04/2008. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 0.4 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (44974), SecurityFocus (BID 31080†) and Secunia (SA31734†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: dns2tcp 0.4

Timelineinfo

09/04/2008 🔍
09/04/2008 +0 days 🔍
09/04/2008 +0 days 🔍
09/09/2008 +4 days 🔍
03/17/2015 +2380 days 🔍
10/08/2018 +1301 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-3910 (🔍)
GCVE (CVE): GCVE-0-2008-3910
GCVE (VulDB): GCVE-100-43907
X-Force: 44974 - Dns2tcp dns_simple_decode() and dns_decode() buffer overflow
SecurityFocus: 31080 - Dns2tcp Multiple Remote Buffer Overflow Vulnerabilities
Secunia: 31734

Entryinfo

Created: 03/17/2015 16:11
Updated: 10/08/2018 07:56
Changes: 03/17/2015 16:11 (56), 10/08/2018 07:56 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!