CVE-2018-17980
NoMachine before 5.3.27 and 6.x before 6.3.6 allows attackers to gain privileges via a Trojan horse wintab32.dll file located in the same directory as a .nxs file, as demonstrated by a scenario where the .nxs file and the DLL are in the current working…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.55%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
NoMachine before 5.3.27 and 6.x before 6.3.6 allows attackers to gain privileges via a Trojan horse wintab32.dll file located in the same directory as a .nxs file, as demonstrated by a scenario where the .nxs file and the DLL are in the current working directory, and the Trojan horse code is executed. (The directory could, in general, be on a local filesystem or a network share.).
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 4.55% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-426
- Affected
- nomachine/nomachine
- Source
- cve@mitre.org
References
- http://hyp3rlinx.altervista.org/advisories/NOMACHINE-TROJAN-FILE-REMOTE-CODE-EXECUTION.txtExploit, Third Party Advisory
- http://packetstormsecurity.com/files/149784/NoMachine-5.3.26-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/45611/Exploit, Third Party Advisory, VDB Entry
- https://www.nomachine.com/TR10P08887Vendor Advisory
- http://hyp3rlinx.altervista.org/advisories/NOMACHINE-TROJAN-FILE-REMOTE-CODE-EXECUTION.txtExploit, Third Party Advisory
- http://packetstormsecurity.com/files/149784/NoMachine-5.3.26-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/45611/Exploit, Third Party Advisory, VDB Entry
- https://www.nomachine.com/TR10P08887Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.