What is CVE-2020-8203?

CVE-2020-8203 is a high-severity software vulnerability (Resource exhaustion) with a CVSS score of 7.4. Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.

Is CVE-2020-8203 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 5%.

What products does CVE-2020-8203 affect?

Tracked products affected include PeopleSoft Enterprise PeopleTools. Check the version you run to see whether it is affected.

How do I fix CVE-2020-8203?

Apply the vendor fix promptly. An official patch or advisory is available. Upgrade affected products to a fixed version.

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CVE-2020-8203

HIGH severity · CVSS 7.4 · Resource exhaustion

7.4CVSS HIGH

Summary

Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.

Impact & exploitability

Attack vectorNetwork

Attack complexityHigh

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactHigh

Availability impactHigh

Exploit probability (EPSS)5%

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

Affected products we track (1)

PeopleSoft Enterprise PeopleTools

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://www.oracle.com//security-alerts/cpujul2021.html ↗

Additional information

NVD record
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch
https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch
https://github.com/lodash/lodash/issues/4874Advisory
https://security.netapp.com/advisory/ntap-20200724-0006/Advisory
https://hackerone.com/reports/712065Advisory