HIGH
CVE-2020-36518
CWE-787Published: March 11, 2022· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official Description
jackson-databind before 2.13.0 allows a Java StackOverflow exception and denial of service via a large depth of nested objects.
Technical Analysis
CVE-2020-36518 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.
From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
Debian1 product(s)
debian linux
fasterxml1 product(s)
jackson-databind
netapp5 product(s)
active iq unified managercloud insights acquisition unitoncommand insightoncommand workflow automationsnap creator framework
Oracle29 product(s)
big data spatial and graphcoherencecommerce platformcommunications billing and revenue managementcommunications cloud native core binding support functioncommunications cloud native core consolecommunications cloud native core network repository functioncommunications cloud native core network slice selection functioncommunications cloud native core security edge protection proxycommunications cloud native core service communication proxycommunications cloud native core unified data repositoryfinancial services analytical applications infrastructure+17
Source: NVD CPE · 67 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (14)
→
https://github.com/FasterXML/jackson-databind/issues/2816Issue Tracking · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2022/05/msg00001.htmlExploit · Mailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2022/11/msg00035.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20220506-0004/Third Party Advisory
→
https://www.debian.org/security/2022/dsa-5283Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2022.htmlThird Party Advisory
→
https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
→
https://github.com/FasterXML/jackson-databind/issues/2816Issue Tracking · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2022/05/msg00001.htmlExploit · Mailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2022/11/msg00035.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20220506-0004/Third Party Advisory
→
https://www.debian.org/security/2022/dsa-5283Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2022.htmlThird Party Advisory
→
https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
Quick Facts
CVE IDCVE-2020-36518
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-787
CISA KEVNo
Affected4 vendor(s)
PublishedMar 11, 2022
Related CVEs (CWE-787)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-36518 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.