CVE-2019-8265 - OpenCVE

UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of SETPIXELS macro in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1208.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Uvnc	Ultravnc

Configuration 1 [-]

cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-012-ultravnc-access-of-memory-location-after-end-of-buffer/
https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11
https://www.us-cert.gov/ics/advisories/icsa-20-161-06

History

No history.

MITRE

Status: PUBLISHED

Assigner: Kaspersky

Published: 2019-03-09T00:00:00Z

Updated: 2024-09-16T17:07:55.620Z

Reserved: 2019-02-12T00:00:00

Link: CVE-2019-8265

Vulnrichment

No data.

NVD

Status : Modified

Published: 2019-03-08T23:29:00.497

Modified: 2021-06-28T12:15:08.527

Link: CVE-2019-8265

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "UltraVNC", "vendor": "Kaspersky Lab", "versions": [{"status": "affected", "version": "1.2.2.3"}]}], "datePublic": "2019-03-01T00:00:00", "descriptions": [{"lang": "en", "value": "UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of SETPIXELS macro in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1208."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-788", "description": "CWE-788: Access of Memory Location After End of Buffer", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-06-28T11:57:30", "orgId": "e45d732a-8f6b-4b6b-be76-7420f6a2b988", "shortName": "Kaspersky"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-012-ultravnc-access-of-memory-location-after-end-of-buffer/"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"tags": ["x_refsource_MISC"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"}, {"tags": ["x_refsource_MISC"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vulnerability@kaspersky.com", "DATE_PUBLIC": "2019-03-01T00:00:00", "ID": "CVE-2019-8265", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "UltraVNC", "version": {"version_data": [{"version_value": "1.2.2.3"}]}}]}, "vendor_name": "Kaspersky Lab"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of SETPIXELS macro in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1208."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-788: Access of Memory Location After End of Buffer"}]}]}, "references": {"reference_data": [{"name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-012-ultravnc-access-of-memory-location-after-end-of-buffer/", "refsource": "MISC", "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-012-ultravnc-access-of-memory-location-after-end-of-buffer/"}, {"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf", "refsource": "CONFIRM", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"name": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06", "refsource": "MISC", "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}, {"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf", "refsource": "CONFIRM", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"}, {"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf", "refsource": "CONFIRM", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"}, {"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11", "refsource": "MISC", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T21:17:30.842Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-012-ultravnc-access-of-memory-location-after-end-of-buffer/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"}]}]}, "cveMetadata": {"assignerOrgId": "e45d732a-8f6b-4b6b-be76-7420f6a2b988", "assignerShortName": "Kaspersky", "cveId": "CVE-2019-8265", "datePublished": "2019-03-09T00:00:00Z", "dateReserved": "2019-02-12T00:00:00", "dateUpdated": "2024-09-16T17:07:55.620Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*", "matchCriteriaId": "555D034F-3D64-4ED1-9B63-F8D59199E99C", "versionEndExcluding": "1.2.2.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of SETPIXELS macro in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1208."}, {"lang": "es", "value": "UltraVNC, en su revisi\u00f3n 1207, tiene m\u00faltiples vulnerabilidades de acceso fuera de l\u00edmites conectadas al uso incorrecto del macro SETPIXELS en el c\u00f3digo VNC del cliente, lo que podr\u00eda, potencialmente, conducir a una ejecuci\u00f3n de c\u00f3digo. Este ataque parece ser explotable mediante la conectividad de red. Se han solucionado estas vulnerabilidades en la revisi\u00f3n 1208."}], "id": "CVE-2019-8265", "lastModified": "2021-06-28T12:15:08.527", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-08T23:29:00.497", "references": [{"source": "vulnerability@kaspersky.com", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"}, {"source": "vulnerability@kaspersky.com", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"source": "vulnerability@kaspersky.com", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"}, {"source": "vulnerability@kaspersky.com", "tags": ["Third Party Advisory"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-012-ultravnc-access-of-memory-location-after-end-of-buffer/"}, {"source": "vulnerability@kaspersky.com", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"}, {"source": "vulnerability@kaspersky.com", "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}], "sourceIdentifier": "vulnerability@kaspersky.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-788"}], "source": "vulnerability@kaspersky.com", "type": "Secondary"}]}