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CVE-2023-28503

CRITICALCVSS 9.8/10EPSS 62.14%

Last modified

CVE-2023-28503 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Rocket Software UniData versions prior to 8.2.4 build 3003 and UniVerse versions prior to 11.3.5 build 1001 or 12.2.1 build 2002 suffer from an authentication bypass vulnerability, where a special username with a deterministic password can be leveraged to bypass authentication checks and execute OS commands as the root user.. EPSS estimates a 62.14% chance of exploitation in the next 30 days.

Description

Rocket Software UniData versions prior to 8.2.4 build 3003 and UniVerse versions prior to 11.3.5 build 1001 or 12.2.1 build 2002 suffer from an authentication bypass vulnerability, where a special username with a deterministic password can be leveraged to bypass authentication checks and execute OS commands as the root user.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
62.14%

99.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RocketsoftwareUnidata<= 8.2.4
RocketsoftwareUniverse<= 11.3.5
RocketsoftwareUniverse>= 12.0.0, <= 12.2.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-28503?
Rocket Software UniData versions prior to 8.2.4 build 3003 and UniVerse versions prior to 11.3.5 build 1001 or 12.2.1 build 2002 suffer from an authentication bypass vulnerability, where a special username with a deterministic password can be leveraged to bypass authentication checks and execute OS commands as the root user.
How severe is CVE-2023-28503?
CVE-2023-28503 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 62.14% probability of exploitation in the next 30 days.
How do I fix CVE-2023-28503?
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-2023-28503?

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

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Source: NVD / NIST