Vulnerability Details : CVE-2021-36155
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.
Products affected by CVE-2021-36155
- 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:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-36155
0.85%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-36155
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-36155
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-36155
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35303
Inloggen - Google AccountsMailing List;Third Party Advisory
-
https://github.com/grpc/grpc-swift/security/advisories/GHSA-rxmj-hg9v-vp3p
Uncontrolled Resource Consumption in LengthPrefixedMessageReader · Advisory · grpc/grpc-swift · GitHubThird Party Advisory
-
https://github.com/grpc/grpc-swift/releases
Releases · grpc/grpc-swift · GitHubRelease Notes;Third Party Advisory
Jump to