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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 62.1%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 62.14% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-798, CWE-287
- Affected
- rocketsoftware/unidata · rocketsoftware/universe
- Source
- cve@rapid7.com
EPSS 62.1% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://packetstormsecurity.com/files/171854/Rocket-Software-Unidata-udadmin_server-Authentication-Bypass.html
- https://www.rapid7.com/blog/post/2023/03/29/multiple-vulnerabilities-in-rocket-software-unirpc-server-fixed/Third Party Advisory
- http://packetstormsecurity.com/files/171854/Rocket-Software-Unidata-udadmin_server-Authentication-Bypass.html
- https://www.rapid7.com/blog/post/2023/03/29/multiple-vulnerabilities-in-rocket-software-unirpc-server-fixed/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.