CVE-2021-44876: Dalmark Systems Systeam 2.22.8 build 1724 is vulnerable to User enumeration

Routine

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2021-44876 is a medium-severity flaw (CVSS 5.3) affecting systeam enterprise resource planning. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dalmark Systems Systeam 2.22.8 build 1724 is vulnerable to User enumeration. The Systeam application is an ERP system that uses a mixed architecture based on SaaS tenant and user management, and on-premise database and web application counterparts. This issue occurs during the identification of the correct tenant for a given user, where a difference in messages could allow an attacker to determine if the given user is valid or not, enabling a bru

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-203
Published	2021-12-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dalmark

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-12-21 17:15 UTCPublished CVE record published
2026-06-17 04:12 UTCUpdated Record last modified

dalmark systeam enterprise resource planning DOWNGRADE

Affected: 2.22.8 build_1724

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.22.8

1. Check installed version

apt-cache policy systeam-enterprise-resource-planning || rpm -q systeam-enterprise-resource-planning || systeam-enterprise-resource-planning --version

2. No fixed release: DOWNGRADE to a release before 2.22.8 (Debian / Ubuntu)

apt-cache madison systeam-enterprise-resource-planning sudo apt install systeam-enterprise-resource-planning=<VERSION_BEFORE_2.22.8> sudo apt-mark hold systeam-enterprise-resource-planning

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

dnf --showduplicates list systeam-enterprise-resource-planning sudo dnf downgrade systeam-enterprise-resource-planning-<VERSION_BEFORE_2.22.8> sudo dnf versionlock add systeam-enterprise-resource-planning

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-2021-44876?

systeam enterprise resource planning: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-44876 being exploited?

CVE-2021-44876 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-2021-44876 affect?

CVE-2021-44876 affects systeam enterprise resource planning. Severity is medium (CVSS 5.3). Dalmark Systems Systeam 2.22.8 build 1724 is vulnerable to User enumeration. The Systeam application is an ERP system that uses a mixed architecture based on SaaS tenant and user management, and on-premise database and web application count

How urgent is CVE-2021-44876?

Priority 38/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2021-44877 HIGH 7.5 DOWNGRADE Dalmark Systems Systeam 2.22.8 build 1724 is vulnerable to Incorrect Access Control
CVE-2021-44875 MEDIUM 5.3 DOWNGRADE Dalmark Systems Systeam 2.22.8 build 1724 is vulnerable to User enumeration
CVE-2021-44874 HIGH 8.8 DOWNGRADE Dalmark Systems Systeam 2.22.8 build 1724 is vulnerable to Insecure design on report build via SQL query

References

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