VulnerabilityAnalyzed

CVE-2021-47713

Hasura GraphQL 1.3.3 contains a denial of service vulnerability that allows attackers to overwhelm the service by crafting malicious GraphQL queries with excessive nested fields.

HIGH 8.7EPSS 0.47%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Hasura GraphQL 1.3.3 contains a denial of service vulnerability that allows attackers to overwhelm the service by crafting malicious GraphQL queries with excessive nested fields. Attackers can send repeated requests with extremely long query strings and multiple threads to consume server resources and potentially crash the GraphQL endpoint.

CVSS 4.0: 8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.47% probability · 39th percentile
CISA KEV: Not listed
Weakness: CWE-770
Affected: hasura/graphql engine
Source: disclosure@vulncheck.com

References

https://github.com/hasura/graphql-engineProduct
https://www.exploit-db.com/exploits/49789Exploit
https://www.vulncheck.com/advisories/hasura-graphql-denial-of-service-via-malicious-graphql-queryExploit, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.