Threats / Samsung / CVE-2024-7399
CVE-2024-7399
· EUVD no mirror located
· GCVE no mirror located
Verified 2026-08-04
Samsung MagicINFO 9 Server vulnerability
Samsung MagicINFO 9 Server contains a path traversal vulnerability allowing arbitrary file writes with system privileges. The flaw is actively exploited in the wild.
Verdict
Today item — known-exploited.
An unauthenticated or low-privileged attacker can exploit path traversal and file upload flaws to write malicious files to arbitrary locations on the server, potentially achieving remote code execution with system-level access.
CISA KEV Yes · 2026-04-245EPSS 0.91941 (verify live)6Exploit Weaponized · public PoC7CVSS 8.83CISA SSVC Exploitation: active · Automatable: yes · Impact: total4
01
Is it exploitable?
— the evidence, ranked above the scoreExploit available
Fully weaponized — public exploit code is cataloged for this vulnerability.We link the existence of the exploit; we do not host or redistribute payloads.
Reported exploitation
114 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-04-24).
Probability (EPSS)
EPSS 0.91941 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
CVSS 8.8 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) · Affected: Samsung, MagicINFO 9 Server. Confirm exact fixed builds in the vendor advisory.CVSS — CNA-assigned (CVE.org), version 3.1, set at disclosure.
Weakness (CWE)
Mapped to CWE-22 Path Traversal, CWE-434 Unrestricted File Upload — weakness family: Path traversal / file.CWE — CNA-assigned (CVE.org); the weakness class drives how the flaw is exploited.
CISA SSVC (triage disposition)
Exploitation: active · Automatable: yes · Technical Impact: totalCISA's own stakeholder-specific triage inputs, published in the CVE record (CISA Coordinator role). NOTE: this is CISA's three decision points; the final Act/Attend/Track decision also requires a Mission & Well-being input not published here, so no overall decision is asserted.
Currency of the record
CISA added this to its KEV catalog 623 days after the CVE record was published.KEV lag = CISA-KEV dateAdded − CVE.org datePublished; a floor on how long the known-exploited flaw sat in the public record before the federal catalog listed it. Severity/weakness here is CNA- or CISA-assigned (current at disclosure), independent of NVD's analysis backlog.
Public exploit available
Public exploit tooling is catalogued for this CVE (a functional/weaponized public exploit). Catalog entries: Metasploit module, nuclei template. We link the catalog page(s) only — no payload or code is hosted or restated here.Link, never host — the catalog page is the source; basicsecurity.net does not redistribute payloads.
02
Who’s exploiting it?
— attribution turns risk into urgencyAttribution not established
No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.
03
Why it matters
— the attack path, told twice: adversary, then board1
Front door — unauthenticated access narrative 1
Attacker
I craft a request with directory traversal sequences to bypass path restrictions and write a file outside the intended directory.
Business
Attacker gains ability to place executable code in critical system locations, bypassing normal access controls.
2
Keys to the kingdom — privilege/identity takeover narrative 2
Attacker
I write a malicious script or binary to a location where it will be executed by the system service or web server process.
Business
Attacker achieves code execution under the privileges of the MagicINFO service, typically system or root level.
3
Lateral reach — past segmentation narrative 3
Attacker
I establish persistent access or lateral movement within the network using the compromised server as a foothold.
Business
Organization loses control of a critical display management system and faces potential compromise of dependent infrastructure.
04
What to do
— defensible action- Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05
Coverage & confidence
— what we know, and what we don’tEstablished (cited)
Coverage gaps — stated, not hidden
Disclosure & credit2
Catalogued by samsung.tv_applianceCNA
Credited with finding itAnonymous working with Trend Mirco Zero Day Initiativereporter