CVE-2020-2676Network attack vector

Unauthenticated data read and modification

Published Jan 15, 2020 · Updated Sep 30, 2024

Unspecified flaw in the Printing component of Oracle Hospitality OPERA 5 5.5 allows remote attackers to read and alter data via HTTP. The code-level operation that mishandles untrusted input has not been published in Oracle's advisory or the CVE record. Exploitation requires no authentication but does require interaction by a person other than the attacker; impact is limited to some OPERA-accessible data.

CVSS severity6.1
Medium
EPSS probability1.00%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Unspecified flaw in the Printing component of Oracle Hospitality OPERA 5 5.5 allows remote attackers to read and alter data via HTTP. The code-level operation that mishandles untrusted input has not been published in Oracle's advisory or the CVE record. Exploitation requires no authentication but does require interaction by a person other than the attacker; impact is limited to some OPERA-accessible data.

The record

CVE
CVE-2020-2676
Published
Jan 15, 2020
Updated
Sep 30, 2024
Vendor
Oracle
Product
Oracle Hospitality OPERA 5 Property Services
Classifications
T1204, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 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

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=5.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oracle · Oracle Hospitality OPERA 5 Property Servicesversion=5.5

Published CVSS scores

6.1OracleCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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

T1204User Execution
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo