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Advisory details: vulnrichment / CVE-2021-20190
Advisory ID vulnrichment/CVE-2021-20190
Aliases
Summary A flaw was found in jackson-databind before 2.9.10.7. FasterXML mishandles the interaction between serialization gadgets and typing. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-502 Deserialization of Untrusted Data
System Score Found at
cvssv3.1 8.1
ssvc Track
Reference id Reference type URL
https://www.oracle.com//security-alerts/cpujul2021.html
2854 Other https://github.com/FasterXML/jackson-databind/issues/2854
msg00025.html Mailing List https://lists.debian.org/debian-lts-announce/2021/04/msg00025.html
ntap-20210219-0008 Other https://security.netapp.com/advisory/ntap-20210219-0008/
r380e9257bacb8551ee6fcf2c59890ae9477b2c78e553fa9ea08e9d9a%40%3Ccommits.nifi.apache.org%3E Mailing List https://lists.apache.org/thread.html/r380e9257bacb8551ee6fcf2c59890ae9477b2c78e553fa9ea08e9d9a%40%3Ccommits.nifi.apache.org%3E
show_bug.cgi?id=1916633 Other https://bugzilla.redhat.com/show_bug.cgi?id=1916633
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at None
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-08-27T20:35:59Z/ Found at None

Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-08-27T20:35:59Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2021/20xxx/CVE-2021-20190.json

Source Advisory: vulnrichment/CVE-2021-20190

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'total'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]