CVE-2021-36155 - Vulnerability Details - OpenCVE

Description

LengthPrefixedMessageReader in gRPC Swift 1.1.0 and earlier allocates buffers of arbitrary length, which allows remote attackers to cause uncontrolled resource consumption and deny service.

Published: 2021-07-09

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:linuxfoundation:grpc_swift:1.0.0:::::::*
	cpe:2.3:a:linuxfoundation:grpc_swift:1.1.0:::::::*
	cpe:2.3:a:linuxfoundation:grpc_swift:1.1.1:::::::*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-1886	LengthPrefixedMessageReader in gRPC Swift 1.1.0 and earlier allocates buffers of arbitrary length, which allows remote attackers to cause uncontrolled resource consumption and deny service.
Github GHSA	GHSA-rxmj-hg9v-vp3p	Uncontrolled Resource Consumption in LengthPrefixedMessageReader

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00846.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35303
https://github.com/grpc/grpc-swift/releases
https://github.com/grpc/grpc-swift/security/advisories/GHSA-rxmj-hg9v-vp3p

History

No history.

Subscriptions

Linuxfoundation Grpc Swift

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-07-09T11:11:10.000Z

Updated: 2024-08-04T00:47:43.824Z

Reserved: 2021-07-05T00:00:00.000Z

Link: CVE-2021-36155

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-07-09T12:15:08.127

Modified: 2024-11-21T06:13:12.937

Link: CVE-2021-36155

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-770

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