Nextcloud Server up to 19 Password Reset resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Nextcloud Server up to 19. It has been classified as problematic. This issue affects some unknown processing of the component Password Reset Handler. This manipulation causes resource consumption. This vulnerability appears as CVE-2020-8295. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in Nextcloud Server up to 19 (Cloud Software). Affected by this vulnerability is an unknown code block of the component Password Reset 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 presented 01/27/2021 as NC-SA-2021-003. The advisory is shared at hackerone.com. This vulnerability is known as CVE-2020-8295. Neither technical details nor an exploit are publicly available.

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

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Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / 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

01/28/2020 🔍
01/27/2021 +365 days 🔍
01/27/2021 +0 days 🔍
02/20/2021 +24 days 🔍

Sourcesinfo

Advisory: NC-SA-2021-003
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-8295 (🔍)
GCVE (CVE): GCVE-0-2020-8295
GCVE (VulDB): GCVE-100-168733

Entryinfo

Created: 01/27/2021 10:07
Updated: 02/20/2021 09:56
Changes: 01/27/2021 10:07 (38), 02/20/2021 09:52 (2), 02/20/2021 09:56 (18)
Complete: 🔍
Cache ID: 216::103

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