CVE-2021-46877

Public Exploit

Description

jackson-databind 2.10.x through 2.12.x before 2.12.6 and 2.13.x before 2.13.1 allows attackers to cause a denial of service (2 GB transient heap usage per read) in uncommon situations involving JsonNode JDK serialization.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.10%
Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://groups.google.com/g/jackson-user/c/OsBsirPM_Vw mailing list release notes
https://github.com/FasterXML/jackson-databind/issues/3328 issue tracking exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-46877?
CVE-2021-46877 has been scored as a high severity vulnerability.
How to fix CVE-2021-46877?
To fix CVE-2021-46877, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-46877 being actively exploited in the wild?
It is possible that CVE-2021-46877 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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