CVE-2021-36154
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
HTTP2ToRawGRPCServerCodec in gRPC Swift 1.1.1 and earlier allows remote attackers to deny service via the delivery of many small messages within a single HTTP/2 frame, leading to Uncontrolled Recursion and stack consumption.
La función HTTP2ToRawGRPCServerCodec en gRPC Swift versiones 1.1.1 y anteriores, permite a atacantes remotos denegar el servicio por medio de la entrega de muchos mensajes pequeños dentro de una sola trama HTTP/2, conllevando a una Recursión no controlada y un consumo de la pila
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-07-05 CVE Reserved
- 2021-07-09 CVE Published
- 2024-03-24 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-674: Uncontrolled Recursion
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35274 | Mailing List | |
| https://github.com/grpc/grpc-swift/releases | Release Notes | |
| https://github.com/grpc/grpc-swift/security/advisories/GHSA-4rhq-vq24-88gw | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linuxfoundation Search vendor "Linuxfoundation" | Grpc Swift Search vendor "Linuxfoundation" for product "Grpc Swift" | 1.0.0 Search vendor "Linuxfoundation" for product "Grpc Swift" and version "1.0.0" | - |
Affected
| ||||||
| Linuxfoundation Search vendor "Linuxfoundation" | Grpc Swift Search vendor "Linuxfoundation" for product "Grpc Swift" | 1.1.0 Search vendor "Linuxfoundation" for product "Grpc Swift" and version "1.1.0" | - |
Affected
| ||||||
| Linuxfoundation Search vendor "Linuxfoundation" | Grpc Swift Search vendor "Linuxfoundation" for product "Grpc Swift" | 1.1.1 Search vendor "Linuxfoundation" for product "Grpc Swift" and version "1.1.1" | - |
Affected
| ||||||