Oracle PeopleSoft Enterprise PeopleTools 8.58 PeopleSoft CDA use after free
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 8.6 | $0-$5k | 0.00 |
Summary
A vulnerability classified as critical has been found in Oracle PeopleSoft Enterprise PeopleTools 8.58. The affected element is an unknown function of the component PeopleSoft CDA. This manipulation causes an unknown weakness. This vulnerability is tracked as CVE-2021-3518. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.
Details
A vulnerability classified as critical was found in Oracle PeopleSoft Enterprise PeopleTools 8.58 (Enterprise Resource Planning Software). Affected by this vulnerability is some unknown processing of the component PeopleSoft CDA. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was disclosed 04/19/2022 as Oracle Critical Patch Update Advisory - April 2022. It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2021-3518. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/16/2025).
The vulnerability scanner Nessus provides a plugin with the ID 236735 (Alibaba Cloud Linux 3 : 0047: libxml2 (ALINUX3-SA-2021:0047)), 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 (236735). Be aware that VulDB is the high quality source for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.oracle.com
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.6
VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Use after freeCWE: 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: 236735
Nessus Name: Alibaba Cloud Linux 3 : 0047: libxml2 (ALINUX3-SA-2021:0047)
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
04/27/2021 🔍04/19/2022 🔍
04/19/2022 🔍
04/20/2022 🔍
05/16/2025 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - April 2022
Status: Confirmed
CVE: CVE-2021-3518 (🔍)
GCVE (CVE): GCVE-0-2021-3518
GCVE (VulDB): GCVE-100-198127
Entry
Created: 04/20/2022 08:01Updated: 05/16/2025 06:07
Changes: 04/20/2022 08:01 (39), 04/26/2022 15:04 (2), 04/26/2022 15:09 (18), 04/26/2022 15:14 (1), 05/16/2025 06:07 (16)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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