IBM DataPower Gateway up to 2018.4.1.12 HTTP/2 Request denial of service

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

Summaryinfo

A vulnerability marked as problematic has been reported in IBM DataPower Gateway up to 2018.4.1.12. Impacted is an unknown function of the component HTTP2 Request Handler. This manipulation causes denial of service. This vulnerability appears as CVE-2020-4581. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in IBM DataPower Gateway up to 2018.4.1.12. It has been declared as problematic. Affected by this vulnerability is an unknown code of the component HTTP2 Request Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

IBM DataPower Gateway 2018.4.1.0 through 2018.4.1.12 could allow a remote attacker to cause a denial of service by sending a chunked transfer-encoding HTTP/2 request. IBM X-Force ID: 184441.

The weakness was presented 09/21/2020 (Website). It is possible to read the advisory at ibm.com. This vulnerability is known as CVE-2020-4581 since 12/30/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/22/2020). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

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

See VDB-161682 and VDB-161681 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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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 🔍
09/21/2020 +266 days 🔍
09/22/2020 +1 days 🔍
09/22/2020 +0 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Not defined

CVE: CVE-2020-4581 (🔍)
GCVE (CVE): GCVE-0-2020-4581
GCVE (VulDB): GCVE-100-161683
See also: 🔍

Entryinfo

Created: 09/22/2020 06:48
Updated: 09/22/2020 06:53
Changes: 09/22/2020 06:48 (39), 09/22/2020 06:53 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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