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CVE-2020-26820

HIGHCVSS 7.2/10EPSS 3.86%

Last modified

CVE-2020-26820 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. SAP NetWeaver AS JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker who is authenticated as an administrator to use the administrator console, to expose unauthenticated access to the file system and upload a malicious file. The attacker or another user can then use a separate mechanism to execute OS commands through the uploaded file leading to Privilege Escalation and completely compromise the confidentiality, integrity and availability of the server operating system and any application running on it.. EPSS estimates a 3.86% chance of exploitation in the next 30 days.

Description

SAP NetWeaver AS JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker who is authenticated as an administrator to use the administrator console, to expose unauthenticated access to the file system and upload a malicious file. The attacker or another user can then use a separate mechanism to execute OS commands through the uploaded file leading to Privilege Escalation and completely compromise the confidentiality, integrity and availability of the server operating system and any application running on it.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
3.86%

88.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SapNetweaver Application Server Java7.20
SapNetweaver Application Server Java7.30
SapNetweaver Application Server Java7.31
SapNetweaver Application Server Java7.40
SapNetweaver Application Server Java7.50

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-26820?
SAP NetWeaver AS JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker who is authenticated as an administrator to use the administrator console, to expose unauthenticated access to the file system and upload a malicious file. The attacker or another user can then use a separate mechanism to execute OS commands through the uploaded file leading to Privilege Escalation and completely compromise the confidentiality, integrity and availability of the server operating system and any application running on it.
How severe is CVE-2020-26820?
CVE-2020-26820 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 3.86% probability of exploitation in the next 30 days.
How do I fix CVE-2020-26820?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26820?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST