SockJS up to 0.3.19 Upgrade Header denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability was found in SockJS up to 0.3.19. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Upgrade Handler. Executing a manipulation as part of Header can lead to denial of service. This vulnerability appears as CVE-2020-7693. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in SockJS up to 0.3.19 and classified as problematic. This vulnerability affects some unknown processing of the component Upgrade Handler. The manipulation as part of a Header 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. CVE summarizes:

Incorrect handling of Upgrade header with the value websocket leads in crashing of containers hosting sockjs apps. This affects the package sockjs before 0.3.20.

The weakness was presented 07/09/2020 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2020-7693 since 01/21/2020. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 0.3.20 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SockJS 0.3.20

Timelineinfo

01/21/2020 🔍
07/09/2020 +170 days 🔍
07/10/2020 +1 days 🔍
10/29/2020 +111 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2020-7693 (🔍)
GCVE (CVE): GCVE-0-2020-7693
GCVE (VulDB): GCVE-100-157828

Entryinfo

Created: 07/10/2020 09:28
Updated: 10/29/2020 11:26
Changes: 07/10/2020 09:28 (39), 07/10/2020 09:33 (11), 10/29/2020 11:26 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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