7.1

CVE-2020-27822: redhat wildfly

Modified
AliasesGHSA-qx3p-9mmp-4v8hBIT-wildfly-2020-27822
Published 08-12-2020Last modified 04-08-2024

Vulnerability summary

CVE-2020-27822 is a high (CVSS 7.1) vulnerability in redhat wildfly. EPSS estimates a 1.12% chance of exploitation in the next 30 days, higher than 66.2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.9, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
7.1/10
010
High · v2.0 (NVD)
EPSS score
1.12%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 3
RHSA-2021:0246RHSA-2021:0247RHSA-2021:0248

Timeline

  1. 08-12-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

A flaw was found in Wildfly affecting versions 19.0.0.Final, 19.1.0.Final, 20.0.0.Final, 20.0.1.Final, and 21.0.0.Final. When an application uses the OpenTracing API's java-interceptors, there is a possibility of a memory leak. This flaw allows an attacker to impact the availability of the server. The highest threat from this vulnerability is to system availability.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.12%

Chance of exploitation in the next 30 days

Percentile

66%

Versus all other CVEs

30-day change

No change 0.00 pp

From 1.12% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Org.wildfly1 product
  • wildfly-parent≥ 19.0.0.Final, < 21.0.2.Final | ≥ 22.0.0.Alpha1, < 22.0.0.Beta1
Redhat1 product
  • wildfly19.0.0 | 19.1.0 | 20.0.0 | 20.0.1 | 21.0.0

2 vendors · 2 products

References

8 links