SARA / Free Tools / CVE / CVE-2023-45239

CVE-2023-45239 — A lack of input validation exists in tac_plus prior to commit 4fdf178 which, whe

A lack of input validation exists in tac_plus prior to commit 4fdf178 which, when pre or post auth commands are enabled, allows an attacker who can control the username, rem-addr, or NAC address sent to tac_plus to inject shell commands and gain remote code execution on the tac_p

CVSS
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EPSS
35.89% (top 3.00%)
CWE
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Published
2023-10-06T17:16:16.797Z
Last modified
2025-02-13T17:13:58.340Z
CVSS vector
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01What is this vulnerability?

A lack of input validation exists in tac_plus prior to commit 4fdf178 which, when pre or post auth commands are enabled, allows an attacker who can control the username, rem-addr, or NAC address sent to tac_plus to inject shell commands and gain remote code execution on the tac_plus server.

02Affected products

VendorProductVersions
Metatac_plus0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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