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CVE-2020-1963

24
FAUCET Score

CVE-2020-1963 is a critical vulnerability affecting Apache Ignite, where the H2 database's SQL functions can be leveraged by an attacker to gain unauthorized filesystem access. With a CVSS score of 9.1 (CRITICAL), this vulnerability requires no authentication or user interaction, making it easily exploitable over the network with low attack complexity. Successful exploitation could lead to high confidentiality and integrity impacts, allowing attackers to read or modify sensitive data. While highly severe, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.8.0CPE matchmatch criteria
cpe:2.3:a:apache:ignite:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.98%
Probability of exploitation in next 30 days
EPSS Percentile
91.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0498 is in the 85th percentile among its peer group of 36,821 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.ignite:ignite-coreFixed in: 2.8.1

Vendor Advisories (2)

redhatCVE-2020-1963Important

ignite: access to file system through predefined H2 SQL functions

Jun 6, 2020
mavenGHSA-5wm5-8q42-rhxgcritical

File system access via H2 in Apache Ignite

Jun 5, 2020

References

lists.apache.org / thread.html/r119024ef71c8d39f952df0950a275d09714715179aff544aea0129a3%40%3Cuser.ignite.apache.org%3E
lists.apache.org / thread.html/r1933faf8a26c431f38a5f8dbbfab80254454e54e33a79be474b67dc4%40%3Cdev.ignite.apache.org%3E
Mailing ListVendor Advisory
lists.apache.org / thread.html/rd43ae18588fd7bdb375be63bc95a651aab319ced6306759e1237ce67%40%3Cdev.ignite.apache.org%3E
lists.apache.org / thread.html/rdf37011b92a31a67c299ff45655e2638f194fc814e5c6e2fde352884%40%3Cdev.ignite.apache.org%3E
lists.apache.org / thread.html/rdf37011b92a31a67c299ff45655e2638f194fc814e5c6e2fde352884%40%3Cuser.ignite.apache.org%3E
lists.apache.org / thread.html/re7b43cf8333ee30b6589e465f72a6ed4a082222612d1a0fdd30beb94%40%3Cdev.ignite.apache.org%3E
lists.apache.org / thread.html/re7b43cf8333ee30b6589e465f72a6ed4a082222612d1a0fdd30beb94%40%3Cuser.ignite.apache.org%3E
lists.apache.org / thread.html/rf032a13a4711f88c0a2c0734eecbee1026cc1b6cde27d16a653f8755%40%3Cdev.ignite.apache.org%3E
oracle.com / security-alerts/cpujan2022.html
Not ApplicableThird Party Advisory
openwall.com / lists/oss-security/2020/06/03/2
Mailing ListThird Party Advisory