NetSieben SSH Library up to 1.2.0 SFTP Server ne7ssh_sftp.cpp addopenhandle memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability was found in NetSieben SSH Library up to 1.2.0. It has been declared as critical. Impacted is the function ne7sshsftp::addopenhandle of the file ne7ssh_sftp.cpp of the component SFTP Server. The manipulation results in memory corruption. This vulnerability is reported as CVE-2007-1654. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, was found in NetSieben SSH Library up to 1.2.0 (Software Library). Affected is the function ne7sshsftp::addopenhandle of the file ne7ssh_sftp.cpp of the component SFTP Server. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in the Ne7sshSftp::addOpenHandle function in ne7ssh_sftp.cpp in NetSieben SSH Library (ne7ssh) before 1.2.1 allows user-assisted remote SFTP servers to cause a denial of service (crash) or possibly execute arbitrary code via multiple file transfers, related to multiple open file handles in SFTP (1) put and (2) get operations.

The bug was discovered 03/23/2007. The weakness was disclosed 02/08/2007 (Website). The advisory is shared for download at osvdb.org. This vulnerability is traded as CVE-2007-1654 since 03/23/2007. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD (estimation calculated on 08/01/2019).

Upgrading to version 1.2.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (33504), OSVDB (43555†) and Vulnerability Center (SBV-17015†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
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: Memory corruption
CWE: CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: SSH Library 1.2.1

Timelineinfo

02/08/2007 🔍
02/08/2007 +0 days 🔍
03/23/2007 +43 days 🔍
03/23/2007 +0 days 🔍
03/23/2007 +0 days 🔍
03/23/2007 +0 days 🔍
12/06/2007 +258 days 🔍
03/23/2008 +108 days 🔍
03/13/2015 +2545 days 🔍
08/01/2019 +1602 days 🔍

Sourcesinfo

Advisory: osvdb.org⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-1654 (🔍)
GCVE (CVE): GCVE-0-2007-1654
GCVE (VulDB): GCVE-100-35832
X-Force: 33504
OSVDB: 43555 - NetSieben SSH Library ne7ssh_sftp.cpp Ne7sshSftp::addOpenHandle Function Overflow
Vulnerability Center: 17015 - NetSieben SSH Library (ne7ssh) Buffer Overflow Allows Remote Code Execution and DoS, Medium

Entryinfo

Created: 03/13/2015 12:16
Updated: 08/01/2019 10:01
Changes: 03/13/2015 12:16 (63), 08/01/2019 10:01 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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