CVE-2023-0944: Bhima version 1.27.0 allows an authenticated attacker with regular user permissions to update arbitrary user s

Routine

MEDIUM 4.3DOWNGRADE

CVE-2023-0944 is a medium-severity flaw (CVSS 4.3) affecting bhima. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Bhima version 1.27.0 allows an authenticated attacker with regular user permissions to update arbitrary user session data such as username, email and password. This is possible because the application is vulnerable to IDOR, it does not correctly validate user permissions with respect to certain actions that can be performed by the user.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-732
Published	2023-04-05
Last modified	2026-06-17

Publisher (CNA): Fluid Attacks · Vendor: imaworldhealth

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

Am I affected?

Timeline

2023-04-05 20:15 UTCPublished CVE record published
2026-06-17 05:26 UTCUpdated Record last modified

imaworldhealth bhima DOWNGRADE

Affected: 1.27.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.27.0

1. Check installed version

apt-cache policy bhima || rpm -q bhima || bhima --version

2. No fixed release: DOWNGRADE to a release before 1.27.0 (Debian / Ubuntu)

apt-cache madison bhima sudo apt install bhima=<VERSION_BEFORE_1.27.0> sudo apt-mark hold bhima

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

dnf --showduplicates list bhima sudo dnf downgrade bhima-<VERSION_BEFORE_1.27.0> sudo dnf versionlock add bhima

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-2023-0944?

bhima: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-0944 being exploited?

CVE-2023-0944 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-2023-0944 affect?

CVE-2023-0944 affects bhima. Severity is medium (CVSS 4.3). Bhima version 1.27.0 allows an authenticated attacker with regular user permissions to update arbitrary user session data such as username, email and password. This is possible because the application is vulnerable to IDOR, it does not corr

How urgent is CVE-2023-0944?

Priority 30/100. Public exploit reference

Related CVEs

CVE-2023-0967 MEDIUM 6.5 DOWNGRADE Bhima version 1.27.0 allows an attacker authenticated with normal user permissions to view sensitive data of o
CVE-2023-0959 MEDIUM 6.5 DOWNGRADE Bhima version 1.27.0 allows a remote attacker to update the privileges of any account registered in the applic

References

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