CVE-2020-2776Network attack vector

Unauthenticated service interruption via undisclosed HTTP requests

Published Apr 15, 2020 · Updated Sep 30, 2024

Denial of service in Oracle PeopleSoft PeopleTools 8.56 and 8.57 allows remote attackers to cause hangs or repeated crashes via HTTP. Oracle has not published the affected Security-component locus or the malformed HTTP request-processing operation that triggers the failure. No authentication or user interaction is required; successful requests interrupt availability and can significantly affect dependent products.

CVSS severity8.6
High
EPSS probability1.80%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Oracle PeopleSoft PeopleTools 8.56 and 8.57 allows remote attackers to cause hangs or repeated crashes via HTTP. Oracle has not published the affected Security-component locus or the malformed HTTP request-processing operation that triggers the failure. No authentication or user interaction is required; successful requests interrupt availability and can significantly affect dependent products.

The record

CVE
CVE-2020-2776
Published
Apr 15, 2020
Updated
Sep 30, 2024
Vendor
Oracle Corporation
Product
PeopleSoft PeopleTools
Classifications
T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 15, 2020CVE publishedPublication date reported by the CVE source.
  2. Sep 30, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=8.56
  2. Affected versionversion=8.57

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oracle Corporation · PeopleSoft PeopleToolsversion=8.56; version=8.57

Published CVSS scores

8.6Oracle CorporationCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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