CNCF Envoy up to 1.13.0 Pipeline Request resource consumption

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability classified as problematic was found in CNCF Envoy up to 1.13.0. Affected by this vulnerability is some unknown processing of the component Pipeline Handler. The manipulation as part of a Request leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-400. As an impact it is known to affect availability. The summary by CVE is:

CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.

The weakness was disclosed 03/04/2020 (Website). The advisory is shared at envoyproxy.io. This vulnerability is known as CVE-2020-8661 since 02/06/2020. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

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

The entries 150875, 150876 and 150878 are pretty similar.

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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: 🔍

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Exploitinginfoedit

Class: Denial of service
CWE: CWE-400
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Countermeasuresinfoedit

Recommended: no mitigation known
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Timelineinfoedit

02/06/2020 🔍
03/04/2020 +27 days 🔍
03/05/2020 +1 days 🔍
03/05/2020 +0 days 🔍

Sourcesinfoedit

Advisory: envoyproxy.io
Status: Not defined

CVE: CVE-2020-8661 (🔍)
See also: 🔍

Entryinfoedit

Created: 03/05/2020 08:29 AM
Updated: 03/05/2020 08:34 AM
Changes: (17) vulnerability_cwe vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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