Matt Johnston Dropbear SSH Server up to 0.48 Remote Code Execution

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Matt Johnston Dropbear SSH Server up to 0.48 and classified as critical. This affects an unknown part. The manipulation leads to Remote Code Execution. This vulnerability is listed as CVE-2007-1099. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Matt Johnston Dropbear SSH Server up to 0.48 (SSH Server Software) and classified as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a remote code execution vulnerability. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

dbclient in Dropbear SSH client before 0.49 does not sufficiently warn the user when it detects a hostkey mismatch, which might allow remote attackers to conduct man-in-the-middle attacks.

The weakness was presented 02/23/2007 (Website). The advisory is shared at vupen.com. The identification of this vulnerability is CVE-2007-1099 since 02/26/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept.

Upgrading to version 0.49 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (32762), SecurityFocus (BID 22761†), OSVDB (32088†) and Secunia (SA24345†). See VDB-23370, VDB-60899, VDB-85266 and VDB-100037 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• SSH Server Software

Vendor

• Matt Johnston

Name

• Dropbear SSH Server

Version

• 0.1
• 0.2
• 0.3
• 0.4
• 0.5
• 0.6
• 0.7
• 0.8
• 0.9
• 0.10
• 0.11
• 0.12
• 0.13
• 0.14
• 0.15
• 0.16
• 0.17
• 0.18
• 0.19
• 0.20
• 0.21
• 0.22
• 0.23
• 0.24
• 0.25
• 0.26
• 0.27
• 0.28
• 0.29
• 0.30
• 0.31
• 0.32
• 0.33
• 0.34
• 0.35
• 0.36
• 0.37
• 0.38
• 0.39
• 0.40
• 0.41
• 0.42
• 0.43
• 0.44
• 0.45
• 0.46
• 0.47
• 0.48

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 66215
OpenVAS Name: Dropbear SSH dbclient man-in-the-middle Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Dropbear SSH Server 0.49

Timelineinfo

02/23/2007 🔍
02/23/2007 +0 days 🔍
02/26/2007 +2 days 🔍
02/26/2007 +0 days 🔍
03/01/2007 +3 days 🔍
03/01/2007 +0 days 🔍
03/13/2015 +2934 days 🔍
03/02/2018 +1085 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-1099 (🔍)
GCVE (CVE): GCVE-0-2007-1099
GCVE (VulDB): GCVE-100-35213
X-Force: 32762 - Dropbear SSH client hostkey mismatch weak security
SecurityFocus: 22761 - Dropbear Hostkey Mismatch Warning Weakness
Secunia: 24345 - Dropbear hostkey Mismatch Warning Weakness, Not Critical
OSVDB: 32088 - Dropbear SSH dbclient Hostkey Mismatch Weakness
Vupen: ADV-2007-0785

See also: 🔍

Entryinfo

Created: 03/13/2015 12:16
Updated: 03/02/2018 10:12
Changes: 03/13/2015 12:16 (63), 03/02/2018 10:12 (4)
Complete: 🔍
Cache ID: 216:D48:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

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