CVE-2019-20330
No known exploitation. EPSS puts it in the 95th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
FasterXML jackson-databind 2.x before 2.9.10.2 lacks certain net.sf.ehcache blocking.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
8.6% chance of exploitation activity in the next 30 days, which ranks it in the 95th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 2365 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- banking platformEnterprise Software / erp
- communications billing and revenue managementEnterprise Software / itsm-monitoring
- communications cloud native core network slice selection functionCommunications
- communications contacts serverDatabases / relational
- communications evolved communications application serverCommunications / voip-telephony
- communications instant messaging serverCommunications / messaging-chat
- communications network charging and controlCommunications / voip-telephony
- customer management and segmentation foundationEnterprise Software / itsm-monitoring
And 23 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Scored 9.8 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
- github.com/FasterXML/jackson-databind/compare/jackson-databind-2.9.10.1...jackson-databind-2.9.10.2
- github.com/FasterXML/jackson-databind/issues/2526
- lists.apache.org/thread.html/r107c8737db39ec9ec4f4e7147b249e29be79170b9ef4b80528105a2d%40%3Cdev.zookeeper.apache.org%3E
And 63 more references. See all after sign-in
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