VDB-153531 · CVE-2019-18197 · Nessus 276355

Oracle Java SE 8u241 JavaFX use after free

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.7	$5k-$25k	0.00

Summaryinfo

A vulnerability was found in Oracle Java SE 8u241. It has been rated as critical. This issue affects some unknown processing of the component JavaFX. Performing a manipulation results in use after free. This vulnerability is identified as CVE-2019-18197. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Oracle Java SE 8u241 (Programming Language Software). This affects an unknown function of the component JavaFX. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 04/15/2020 as Oracle Critical Patch Update Advisory - April 2020 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is uniquely identified as CVE-2019-18197. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/29/2026). It is expected to see the exploit prices for this product decreasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 276355 (TencentOS Server 3: libxslt (TSSA-2022:0062)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (276355). Entries connected to this vulnerability are available at VDB-143960, VDB-153686, VDB-153290 and VDB-153291. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Programming Language Software

Vendor

Oracle

Name

Java SE

Version

8u241

License

open-source

Website

Vendor: https://www.oracle.com

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 8.1
Vendor Vector (Oracle): 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

ADP CISA Base Score: 7.5
ADP CISA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 276355
Nessus Name: TencentOS Server 3: libxslt (TSSA-2022:0062)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: gitlab.gnome.org

Timelineinfo

10/18/2019 🔍
04/15/2020 +180 days 🔍
04/15/2020 +0 days 🔍
04/15/2020 +0 days 🔍
05/29/2026 +2235 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2020
Status: Confirmed

CVE: CVE-2019-18197 (🔍)
GCVE (CVE): GCVE-0-2019-18197
GCVE (VulDB): GCVE-100-153531
See also: 🔍

Entryinfo

Created: 04/15/2020 12:42
Updated: 05/29/2026 07:02
Changes: 04/15/2020 12:42 (70), 05/25/2024 08:20 (20), 11/23/2025 16:59 (2), 05/29/2026 07:02 (12)
Complete: 🔍
Cache ID: 216::103

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