CVE-2023-27270: SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752,

Routine

MEDIUM 6.5DOWNGRADE

CVE-2023-27270 is a medium-severity flaw (CVSS 6.5) affecting netweaver application server abap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757, 791, has multiple vulnerabilities in a class for test purposes in which an attacker authenticated as a non-administrative user can craft a request with certain parameters, which will consume the server's resources sufficiently to make it unavailable. There is no ability to view or modify any information.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-400
Published	2023-03-14
Last modified	2026-10-28

Publisher (CNA): SAP SE · Vendor: sap

Last updated 2026-10-28 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-03-14 05:15 UTCPublished CVE record published
2026-10-28 19:10 UTCUpdated Record last modified

sap netweaver application server abap DOWNGRADE

Affected: 700 · 701 · 702 · 731 · 740 · 750 · 751 · 752

Fixed in: no fixed release known

Safe to downgrade to: a release before 700

1. Check installed version

apt-cache policy netweaver-application-server-abap || rpm -q netweaver-application-server-abap || netweaver-application-server-abap --version

2. No fixed release: DOWNGRADE to a release before 700 (Debian / Ubuntu)

apt-cache madison netweaver-application-server-abap sudo apt install netweaver-application-server-abap=<VERSION_BEFORE_700> sudo apt-mark hold netweaver-application-server-abap

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list netweaver-application-server-abap sudo dnf downgrade netweaver-application-server-abap-<VERSION_BEFORE_700> sudo dnf versionlock add netweaver-application-server-abap

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-27270?

netweaver application server abap: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-27270 being exploited?

CVE-2023-27270 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-27270 affect?

CVE-2023-27270 affects netweaver application server abap. Severity is medium (CVSS 6.5). SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757, 791, has multiple vulnerabilities in a class for test purposes in which an attacker authenticated as a n

How urgent is CVE-2023-27270?

Priority 35/100. No elevated risk signals yet.

Software pages

SAP vulnerabilities

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References

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