Cloudflare OctoRPKI Repository denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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.
3.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Cloudflare OctoRPKI. This vulnerability affects unknown code of the component Repository Handler. Executing a manipulation can lead to denial of service. The identification of this vulnerability is CVE-2021-3911. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Cloudflare OctoRPKI (Cloud Software) (the affected version unknown) and classified as problematic. This vulnerability affects an unknown part of the component Repository 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 weakness was shared 11/12/2021 as GHSA-w6ww-fmfx-2x22. The advisory is available at github.com. This vulnerability was named CVE-2021-3911 since 10/26/2021. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. 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.

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Productinfo

Type

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 2.0
VulDB Temp Score: 2.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.2
CNA Vector (Cloudflare, Inc.): 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/26/2021 🔍
11/12/2021 +17 days 🔍
11/12/2021 +0 days 🔍
11/16/2021 +4 days 🔍

Sourcesinfo

Advisory: GHSA-w6ww-fmfx-2x22
Status: Confirmed

CVE: CVE-2021-3911 (🔍)
GCVE (CVE): GCVE-0-2021-3911
GCVE (VulDB): GCVE-100-186574

Entryinfo

Created: 11/12/2021 08:29
Updated: 11/16/2021 09:55
Changes: 11/12/2021 08:29 (48), 11/16/2021 09:55 (1)
Complete: 🔍
Cache ID: 216::103

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