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CVE-2023-45239

Published: Oct 6, 2023Updated: Nov 21, 2024 Sources: CVE List NVDNVD-CWE-noinfo
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
1.8%
Top 24.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

NVD-CWE-noinfoCWE-790

Affected Products

tac plusfacebookCommunications
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
tac_plusMeta
Library
OSS Libraries / web-framework
facebookcommercialUSCommunicationsaka meta, facebook inc.
fedoraprojectoss-projectUSOperating Systemsaka fedora project
metacommercialUSOSS Librariesaka react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack

Exploitability

Official Patch Available

References

https://github.com/facebook/tac_plus/pull/41
github.com
https://github.com/facebook/tac_plus/security/advisories/GHSA-p334-5r3g-4vx3
github.com
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X4J7ZYMFZB4G4OU5EDJPQLP6F6RKDGIH/
lists.fedoraproject.org

Timeline

Published
Oct 6, 2023
Last Updated
Nov 21, 2024

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