IBM DB2 up to 11.5 SSL Renegotiation Request denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in IBM DB2 9.7/10.1/10.5/11.1/11.5. It has been declared as problematic. This impacts an unknown function of the component SSL Renegotiation Handler. Such manipulation as part of Request leads to denial of service. This vulnerability is uniquely identified as CVE-2020-4355. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in IBM DB2 9.7/10.1/10.5/11.1/11.5 (Database Software). It has been rated as problematic. Affected by this issue is some unknown processing of the component SSL Renegotiation Handler. The manipulation as part of a Request leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 is vulnerable to a denial of service, caused by improper handling of Secure Sockets Layer (SSL) renegotiation requests. By sending specially-crafted requests, a remote attacker could exploit this vulnerability to increase the resource usage on the system. IBM X-Force ID: 178507.

The weakness was disclosed 07/01/2020 (Website). The advisory is available at ibm.com. This vulnerability is handled as CVE-2020-4355 since 12/30/2019. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/02/2020). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-157566, VDB-157565 and VDB-157563 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/30/2019 🔍
07/01/2020 +184 days 🔍
07/02/2020 +1 days 🔍
10/28/2020 +118 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-4355 (🔍)
GCVE (CVE): GCVE-0-2020-4355
GCVE (VulDB): GCVE-100-157562
X-Force: 178507

See also: 🔍

Entryinfo

Created: 07/02/2020 15:47
Updated: 10/28/2020 11:58
Changes: 07/02/2020 15:47 (39), 07/02/2020 15:52 (12), 10/28/2020 11:56 (2), 10/28/2020 11:58 (1)
Complete: 🔍
Cache ID: 216::103

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

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