unixODBC 2.3.5 SQLWriteFileDSN.c SQLWriteFileDSN Argument memory corruption

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.
7.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in unixODBC 2.3.5. This vulnerability affects the function SQLWriteFileDSN of the file odbcinst/SQLWriteFileDSN.c. Executing a manipulation as part of Argument can lead to memory corruption. This vulnerability is tracked as CVE-2018-7485. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in unixODBC 2.3.5 (Operating System). This vulnerability affects the function SQLWriteFileDSN of the file odbcinst/SQLWriteFileDSN.c. The manipulation as part of a Argument leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The SQLWriteFileDSN function in odbcinst/SQLWriteFileDSN.c in unixODBC 2.3.5 has strncpy arguments in the wrong order, which allows attackers to cause a denial of service or possibly have unspecified other impact.

The bug was discovered 02/26/2018. The weakness was disclosed 02/26/2018 (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2018-7485 since 02/26/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 110764 (SUSE SLED12 / SLES12 Security Update : unixODBC (SUSE-SU-2018:1832-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171264 (SUSE Enterprise Linux Security Update for unixODBC (SUSE-SU-2018:1832-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110764) and SecurityFocus (BID 103193†). The entry VDB-113725 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 110764
Nessus Name: SUSE SLED12 / SLES12 Security Update : unixODBC (SUSE-SU-2018:1832-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: github.com

Timelineinfo

02/26/2018 🔍
02/26/2018 +0 days 🔍
02/26/2018 +0 days 🔍
02/26/2018 +0 days 🔍
02/27/2018 +1 days 🔍
02/27/2018 +0 days 🔍
06/27/2018 +120 days 🔍
06/28/2018 +1 days 🔍
02/10/2023 +1688 days 🔍

Sourcesinfo

Advisory: RHSA-2019:2336⛔
Status: Not defined

CVE: CVE-2018-7485 (🔍)
GCVE (CVE): GCVE-0-2018-7485
GCVE (VulDB): GCVE-100-113842
SecurityFocus: 103193 - unixODBC CVE-2018-7485 Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 02/27/2018 07:49
Updated: 02/10/2023 11:50
Changes: 02/27/2018 07:49 (72), 01/08/2020 17:10 (8), 02/10/2023 11:50 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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!