Samsung DVR SHR2040 B3.03e-k1.53-v2.19 0705281908 input validation

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.
7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung DVR SHR2040 B3.03e-k1.53-v2.19 0705281908 and classified as problematic. This vulnerability affects unknown code. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2008-4380. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Samsung DVR SHR2040 B3.03e-k1.53-v2.19 0705281908. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:

The web interface in Samsung DVR SHR2040 allows remote attackers to cause a denial of service (crash) via a malformed HTTP request, related to the filter for configuration properties and "/x" characters.

The weakness was published 10/01/2008 by Alex Hernandez (Website). The advisory is shared for download at milw0rm.com. This vulnerability is handled as CVE-2008-4380 since 10/01/2008. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Alex Hernandez in Perl and been published even before and not after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 24 days. During that time the estimated underground price was around $0-$5k.

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 X-Force (44995), Exploit-DB (6394), SecurityFocus (BID 31047†) and Secunia (SA31752†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.5
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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: 🔍
Access: Public
Status: Proof-of-Concept
Author: Alex Hernandez
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/07/2008 🔍
09/07/2008 +0 days 🔍
09/07/2008 +0 days 🔍
09/10/2008 +3 days 🔍
10/01/2008 +21 days 🔍
10/01/2008 +0 days 🔍
10/01/2008 +0 days 🔍
03/17/2015 +2358 days 🔍
11/03/2024 +3519 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: milw0rm.com⛔
Researcher: Alex Hernandez
Status: Confirmed

CVE: CVE-2008-4380 (🔍)
GCVE (CVE): GCVE-0-2008-4380
GCVE (VulDB): GCVE-100-44300
X-Force: 44995 - Samsung DVR SHR2040 Web interface denial of service
SecurityFocus: 31047 - Samsung DVR SHR-2040 HTTPD Denial of Service Vulnerability
Secunia: 31752 - Samsung DVR SHR2040 Denial of Service Vulnerability, Not Critical

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/17/2015 16:11
Updated: 11/03/2024 20:40
Changes: 03/17/2015 16:11 (55), 11/27/2017 08:08 (11), 11/03/2024 20:40 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!