CVE-2024-42049

View on CVE.org

Published Jul 28, 2024 CVSS 3.1 · 9.1 Critical EPSS 2.4% KEV · Not listed

Description

TightVNC (Server for Windows) before 2.8.84 allows attackers to connect to the control pipe via a network connection.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

No data.

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 2.4% (2.387% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://sourceforge.net/p/vnc-tight/bugs/1629/
https://www.tightvnc.com/whatsnew.php

History

Feb 25, 2026 10:15 PM First appearance in the feed. Affected versions updated. Affected vendors updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
First Time appeared		Tightvnc Tightvnc tightvnc
CPEs		cpe:2.3:a:tightvnc:tightvnc::::::::
Vendors & Products		Tightvnc Tightvnc tightvnc
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Tightvnc Tightvnc

Weaknesses

CWE-200

Sources

CVE record Updated: Aug 2, 2024, 4:54 AM

Status: PUBLISHED
Assigner: mitre
Published: Jul 28, 2024, 12:00 AM
Updated: Aug 2, 2024, 4:54 AM
Reserved: Jul 28, 2024, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 4:54 AM

Updated: Aug 2, 2024, 4:54 AM

NVD Updated: Jun 17, 2026, 7:48 AM

Status: Deferred
Published: Jul 28, 2024, 2:15 AM
Modified: Jun 17, 2026, 7:48 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2024-42049", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-08-02T04:54:32.096Z", "dateReserved": "2024-07-28T00:00:00.000Z", "datePublished": "2024-07-28T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-07-28T01:57:15.606Z"}, "descriptions": [{"lang": "en", "value": "TightVNC (Server for Windows) before 2.8.84 allows attackers to connect to the control pipe via a network connection."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.tightvnc.com/whatsnew.php"}, {"url": "https://sourceforge.net/p/vnc-tight/bugs/1629/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-200", "lang": "en", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor"}]}], "affected": [{"vendor": "tightvnc", "product": "tightvnc", "cpes": ["cpe:2.3:a:tightvnc:tightvnc:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "2.8.84", "versionType": "custom"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-07-29T17:27:59.402933Z", "id": "CVE-2024-42049", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-29T20:19:22.683Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:54:32.096Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.tightvnc.com/whatsnew.php", "tags": ["x_transferred"]}, {"url": "https://sourceforge.net/p/vnc-tight/bugs/1629/", "tags": ["x_transferred"]}]}]}, "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.tightvnc.com/whatsnew.php", "tags": ["x_transferred"]}, {"url": "https://sourceforge.net/p/vnc-tight/bugs/1629/", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:54:32.096Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2024-42049", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-07-29T17:27:59.402933Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:tightvnc:tightvnc:*:*:*:*:*:*:*:*"], "vendor": "tightvnc", "product": "tightvnc", "versions": [{"status": "affected", "version": "0", "lessThan": "2.8.84", "versionType": "custom"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-200", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-29T16:48:28.745Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://www.tightvnc.com/whatsnew.php"}, {"url": "https://sourceforge.net/p/vnc-tight/bugs/1629/"}], "descriptions": [{"lang": "en", "value": "TightVNC (Server for Windows) before 2.8.84 allows attackers to connect to the control pipe via a network connection."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-07-28T01:57:15.606Z"}}}, "cveMetadata": {"cveId": "CVE-2024-42049", "state": "PUBLISHED", "dateUpdated": "2024-08-02T04:54:32.096Z", "dateReserved": "2024-07-28T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2024-07-28T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}, {"affectedData": [{"cpes": ["cpe:2.3:a:tightvnc:tightvnc:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "tightvnc", "vendor": "tightvnc", "versions": [{"lessThan": "2.8.84", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TightVNC (Server for Windows) before 2.8.84 allows attackers to connect to the control pipe via a network connection."}, {"lang": "es", "value": " TightVNC (Servidor para Windows) anterior a 2.8.84 permite a los atacantes conectarse a la tuber\u00eda de control a trav\u00e9s de una conexi\u00f3n de red."}], "id": "CVE-2024-42049", "lastModified": "2026-06-17T07:48:41.977", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-42049", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-07-29T17:27:59.402933Z", "version": "2.0.3"}}]}, "published": "2024-07-28T02:15:09.823", "references": [{"source": "cve@mitre.org", "url": "https://sourceforge.net/p/vnc-tight/bugs/1629/"}, {"source": "cve@mitre.org", "url": "https://www.tightvnc.com/whatsnew.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://sourceforge.net/p/vnc-tight/bugs/1629/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.tightvnc.com/whatsnew.php"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}