CVE-2018-25312

LifeSize ClearSea 3.1.4 Directory Traversal Remote Code Execution

CVSS 7.1 HIGHEPSS 0.9%CWE-22

Vexday Risk Score

41Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 7.1EPSS 0.9%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

29 Apr 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

LifeSize ClearSea 3.1.4 contains directory traversal vulnerabilities that allow authenticated attackers to download and upload arbitrary files by manipulating path parameters in the smartgui interface. Attackers can exploit the upload endpoint with directory traversal sequences to write files to arbitrary locations on the system, enabling remote code execution.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Affected products

LifeSize · ClearSea

public PoCs found — 1

cve_referencewww.exploit-db.com/exploits/44390unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

https://www.exploit-db.com/exploits/44390 https://www.vulncheck.com/advisories/lifesize-clearsea-directory-traversal-remote-code-execution