Ubiquiti UniFi Protect G3 FLEX 4.30.0.67 HTTP Request resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Ubiquiti UniFi Protect G3 FLEX 4.30.0.67. This impacts an unknown function of the component HTTP Request Handler. This manipulation causes resource consumption. This vulnerability is handled as CVE-2021-33818. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability has been found in Ubiquiti UniFi Protect G3 FLEX 4.30.0.67 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component HTTP Request Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.

The weakness was released 06/19/2021. The advisory is shared at github.com. This vulnerability is known as CVE-2021-33818. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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

06/03/2021 🔍
06/19/2021 +16 days 🔍
06/19/2021 +0 days 🔍
06/21/2021 +2 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2021-33818 (🔍)
GCVE (CVE): GCVE-0-2021-33818
GCVE (VulDB): GCVE-100-177241
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/19/2021 15:53
Updated: 06/21/2021 17:36
Changes: 06/19/2021 15:53 (39), 06/21/2021 17:36 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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