CVE-2021-46877

HIGH7.5EPSS 0.25%

jackson-databind possible Denial of Service if using JDK serialization to serialize JsonNode

Published: 3/19/2023Modified: 2/4/2026

Also known as:GHSA-3x8x-79m2-3w2wCGA-h926-35fm-xjc4DEBIAN-CVE-2021-46877

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.

Affected packages (2)

Debian/jackson-databindfrom 0
Maven/com.fasterxml.jackson.core:jackson-databind>= 2.10.0, < 2.12.6

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (8)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-46877
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-46877
PATCHhttps://github.com/FasterXML/jackson-databind
WEBhttps://github.com/FasterXML/jackson-databind/commit/3ccde7d938fea547e598fdefe9a82cff37fed5cb
WEBhttps://github.com/FasterXML/jackson-databind/issues/3328
WEBhttps://github.com/FasterXML/jackson/wiki/Jackson-Release-2.12.6
WEBhttps://github.com/FasterXML/jackson/wiki/Jackson-Release-2.13.1
WEBhttps://groups.google.com/g/jackson-user/c/OsBsirPM_Vw