Tectia SSH Server up to 5.4.0 access control

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.
7.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Tectia SSH Server up to 5.4.0. The affected element is an unknown function. Such manipulation leads to access control. This vulnerability is referenced as CVE-2007-2063. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Tectia SSH Server up to 5.4.0 (SSH Server Software) and classified as critical. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

SSH Tectia Server for IBM z/OS before 5.4.0 uses insecure world-writable permissions for (1) the server pid file, which allows local users to cause arbitrary processes to be stopped, or (2) when _BPX_BATCH_UMASK is missing from the environment, creates HFS files with insecure permissions, which allows local users to read or modify these files and have other unknown impact.

The bug was discovered 04/16/2007. The weakness was published 04/16/2007 with SSH Team (Website). The advisory is shared for download at ssh.com. This vulnerability is handled as CVE-2007-2063 since 04/17/2007. The attack needs to be approached locally. No form of authentication is required for exploitation. Technical details are unknown but an exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

It is declared as highly functional. As 0-day the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at ssh.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (33699), SecurityFocus (BID 23508†), OSVDB (34998†), Secunia (SA24916†) and SecurityTracker (ID 1017913†). Similar entry is available at VDB-85479. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Highly functional

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: 🔍

Patch: ssh.com

Timelineinfo

04/16/2007 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/17/2007 +0 days 🔍
04/17/2007 +0 days 🔍
04/19/2007 +2 days 🔍
10/07/2007 +171 days 🔍
07/27/2019 +4311 days 🔍

Sourcesinfo

Advisory: ssh.com
Organization: SSH Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-2063 (🔍)
GCVE (CVE): GCVE-0-2007-2063
GCVE (VulDB): GCVE-100-3020
X-Force: 33699 - SSH Tectia Server PID and HFS privilege escalation, Medium Risk
SecurityFocus: 23508 - SSH Tectia Server IBM z/OS Local Privilege Escalation Vulnerability
Secunia: 24916
OSVDB: 34998 - SSH Tectia Server IBM z/OS HFS File Creation Permission Weakness
SecurityTracker: 1017913
Vulnerability Center: 16254 - SSH Tectia Server for IBM z/OS Vulnerability Allows Privileges Escalation to Local Users, Medium
Vupen: ADV-2007-1414

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

Entryinfo

Created: 04/19/2007 13:00
Updated: 07/27/2019 09:16
Changes: 04/19/2007 13:00 (83), 07/27/2019 09:16 (1)
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 ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!