Jakarta Expression Language up to 3.0.3 ELParserTokenManager input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Jakarta Expression Language up to 3.0.3. Impacted is the function ELParserTokenManager. This manipulation causes input validation. The identification of this vulnerability is CVE-2021-28170. There is no exploit available.

Detailsinfo

A vulnerability was found in Jakarta Expression Language up to 3.0.3. It has been declared as critical. Affected by this vulnerability is the function ELParserTokenManager. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. The impact remains unknown.

The weakness was shared 05/27/2021 as GHSL-2020-021. It is possible to read the advisory at securitylab.github.com. This vulnerability is known as CVE-2021-28170. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 240506 (RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.1.11 on RHEL 7 (RHSA-2025:9582)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (240506). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 240506
Nessus Name: RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.1.11 on RHEL 7 (RHSA-2025:9582)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/12/2021 🔍
05/27/2021 +75 days 🔍
05/27/2021 +0 days 🔍
06/26/2025 +1491 days 🔍

Sourcesinfo

Advisory: GHSL-2020-021
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-28170 (🔍)
GCVE (CVE): GCVE-0-2021-28170
GCVE (VulDB): GCVE-100-175939

Entryinfo

Created: 05/27/2021 11:18
Updated: 06/26/2025 18:52
Changes: 05/27/2021 11:18 (35), 05/30/2021 09:15 (3), 06/26/2025 18:52 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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