VNC
Subtechnique · ATTACK:enterprise:T1021.005
Attributed source ↗ · Plaintext record · Complete record and assertions JSON
Inspect structured metadata and provenance
{
"id": "ATTACK:enterprise:T1021.005",
"title": "VNC",
"type": "Subtechnique",
"source_url": "https://attack.mitre.org/techniques/T1021/005",
"snapshot": "enterprise-attack-20.0.json",
"status": "active",
"rights": "Source metadata only; source notices retained; no operational prose or payloads",
"review_status": "machine-extracted; source-specific checks passed, editorial review pending",
"stix_id": "attack-pattern--01327cde-66c4-4123-bf34-5f258d59457b",
"external_id": "T1021.005",
"domain": "enterprise",
"created": "2020-02-11T18:28:44.950Z",
"modified": "2025-10-24T17:48:19.567Z",
"version": "1.2",
"aliases": [
],
"tactics": [
"lateral-movement"
],
"source_references": [
{
"source_name": "Attacking VNC Servers PentestLab",
"url": "https://pentestlab.blog/2012/10/30/attacking-vnc-servers/"
},
{
"source_name": "MacOS VNC software for Remote Desktop",
"url": "https://support.apple.com/guide/remote-desktop/set-up-a-computer-running-vnc-software-apdbed09830/mac"
},
{
"source_name": "Havana authentication bug",
"url": "https://lists.openstack.org/pipermail/openstack/2013-December/004138.html"
},
{
"source_name": "macOS root VNC login without authentication",
"url": "https://www.tenable.com/blog/detecting-macos-high-sierra-root-account-without-authentication"
},
{
"source_name": "Offensive Security VNC Authentication Check",
"url": "https://www.offensive-security.com/metasploit-unleashed/vnc-authentication/"
},
{
"source_name": "Gnome Remote Desktop grd-settings",
"url": "https://gitlab.gnome.org/GNOME/gnome-remote-desktop/-/blob/9aa9181e/src/grd-settings.c#L207"
},
{
"source_name": "Gnome Remote Desktop gschema",
"url": "https://gitlab.gnome.org/GNOME/gnome-remote-desktop/-/blob/9aa9181e/src/org.gnome.desktop.remote-desktop.gschema.xml.in"
},
{
"source_name": "Apple Unified Log Analysis Remote Login and Screen Sharing",
"url": "https://sarah-edwards-xzkc.squarespace.com/blog/2020/4/30/analysis-of-apple-unified-logs-quarantine-edition-entry-6-working-from-home-remote-logins"
},
{
"source_name": "VNC Vulnerabilities",
"url": "https://www.bleepingcomputer.com/news/security/dozens-of-vnc-vulnerabilities-found-in-linux-windows-solutions/"
},
{
"source_name": "The Remote Framebuffer Protocol",
"url": "https://datatracker.ietf.org/doc/html/rfc6143#section-7.2.2"
},
{
"source_name": "VNC Authentication",
"url": "https://help.realvnc.com/hc/en-us/articles/360002250097-Setting-up-System-Authentication"
},
{
"source_name": "Hijacking VNC",
"url": "https://int0x33.medium.com/day-70-hijacking-vnc-enum-brute-access-and-crack-d3d18a4601cc"
}
]
}Explicit source assertions (16)
First 80 shown here; the complete set is in this record’s JSON and plaintext. Each relationship retains its source and locator. No inferred relationships are added.
ATTACK:enterprise:M1042 → mitigates → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--03e384be-6fdd-4967-99a9-6dac5af75729
ATTACK:enterprise:S0412 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--1fa0c726-0f55-4f10-8a31-184d760239c5
Talos ZxShell Oct 2014ATTACK:enterprise:G0047 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--27bf147a-1e8b-481d-8910-3af3e64aa18c
Microsoft Actinium February 2022 · Symantec Shuckworm January 2022 · Unit 42 Gamaredon February 2022ATTACK:enterprise:G0046 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--2f1588c1-16b9-4cb2-b94c-1756829183ae
CrowdStrike Carbon Spider August 2021ATTACK:enterprise:S1014 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--31994fdc-6f52-4052-9748-d2bd3ea60caa
ClearSky Siamesekitten August 2021ATTACK:enterprise:S0484 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--34072026-f8dd-4eb0-88d9-c76cddfa8ca2
Prevx Carberp March 2011ATTACK:enterprise:G0036 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--35f5caad-87d0-46c5-b2b6-eb69b0eda6bd
Securelist GCMANATTACK:enterprise:G0117 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--3d3ea12b-fec0-4daa-bb51-190884d88ee0
CISA AA20-259A Iran-Based Actor September 2020ATTACK:enterprise:S0266 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--42eb6018-f049-41df-bbfc-6dcb2f079f16
Trickbot VNC module July 2021 · Bitdefender Trickbot VNC module Whitepaper 2021ATTACK:enterprise:S0279 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--440c7f08-e570-4536-8f9c-849952581de1
objsee mac malware 2017ATTACK:enterprise:T1021.005 → subtechnique-of → ATTACK:enterprise:T1021
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--47acf59d-7476-4794-b359-747da52f196c
ATTACK:enterprise:M1037 → mitigates → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--4f05951e-e480-4ffc-b573-3a7aa3fc4b7c
ATTACK:enterprise:M1047 → mitigates → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--703ea9d2-9caf-4753-8485-d12a0e9a2817
ATTACK:enterprise:S0670 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--cf546d75-f689-4033-83eb-40a3edd71877
Check Point Warzone Feb 2020ATTACK:enterprise:M1033 → mitigates → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--f5d1e0f1-0e96-41dc-86a4-79307310a001
ATTACK:enterprise:S1160 → uses → ATTACK:enterprise:T1021.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--fb699407-1269-407a-845d-7085a7ae836d
Palo Alto Latrodectus Activity June 2024