CVE-2023-30458: A username enumeration issue was discovered in Medicine Tracker System 1.0

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2023-30458 is a medium-severity flaw (CVSS 5.3) affecting medicine tracker system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A username enumeration issue was discovered in Medicine Tracker System 1.0. The login functionality allows a malicious user to guess a valid username due to a different response time from invalid usernames. When one enters a valid username, the response time increases depending on the length of the supplied password.

Why this priority

Public exploit reference
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 42%)
CISA exploited list	No
Weakness	CWE-203
Published	2023-04-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: medicine tracker system project

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

Am I affected?

Timeline

2023-04-24 08:15 UTCPublished CVE record published
2026-06-17 05:54 UTCUpdated Record last modified

medicine tracker system project medicine tracker system DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy medicine-tracker-system || rpm -q medicine-tracker-system || medicine-tracker-system --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison medicine-tracker-system sudo apt install medicine-tracker-system=<VERSION_BEFORE_1.0> sudo apt-mark hold medicine-tracker-system

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

dnf --showduplicates list medicine-tracker-system sudo dnf downgrade medicine-tracker-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add medicine-tracker-system

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-2023-30458?

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

Is CVE-2023-30458 being exploited?

CVE-2023-30458 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-2023-30458 affect?

CVE-2023-30458 affects medicine tracker system. Severity is medium (CVSS 5.3). A username enumeration issue was discovered in Medicine Tracker System 1.0. The login functionality allows a malicious user to guess a valid username due to a different response time from invalid usernames. When one enters a valid username,

How urgent is CVE-2023-30458?

Priority 43/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-7226 MEDIUM 4.3 DOWNGRADE A vulnerability was found in SourceCodester Medicine Tracker System 1.0
CVE-2024-6419 MEDIUM 6.3 DOWNGRADE A vulnerability classified as critical was found in SourceCodester Medicine Tracker System 1.0
CVE-2024-6418 HIGH 7.3 DOWNGRADE A vulnerability classified as critical has been found in SourceCodester Medicine Tracker System 1.0
CVE-2023-7134 MEDIUM 6.3 DOWNGRADE A vulnerability was found in SourceCodester Medicine Tracking System 1.0
CVE-2023-7123 MEDIUM 6.3 DOWNGRADE A vulnerability, which was classified as critical, has been found in SourceCodester Medicine Tracking System 1

References

← Back to latest CVEs