PT-2019-5273 · Ultravnc · Ultravnc

Publicado 2019-03-01 · Atualizado 2020-10-22 · CVE-2019-8274

Positive Technologies (AI Summary)

CVSS v2.0

10

Crítica

Vetor base

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

Name of the Vulnerable Software and Affected Versions UltraVNC revision 1211

Description The issue is related to a heap buffer overflow in the VNC server code, specifically within the file transfer offer handler. This can potentially result in code execution and appears to be exploitable via network connectivity.

Recommendations For UltraVNC revision 1211, update to revision 1212 to resolve the issue.

Correção

Buffer Overflow

Memory Corruption

Heap Based Buffer Overflow

Enumeração de Fraquezas

CWE-119

CWE-787

CWE-122

Identificadores relacionados

BDU:2020-02170

CVE-2019-8274

Produtos afetados

Ultravnc

Referências · 8

• https://nvd.nist.gov/vuln/detail/CVE-2019-8274 · Nota de Segurança
• https://us-cert.gov/ics/advisories/icsa-20-161-06 · Nota
• https://osv.dev/vulnerability/CVE-2019-8274 · Aviso do Fabricante
• https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2019-225-05-TelevisGO_Security_Notification.pdf&p_Doc_Ref=SEVD-2019-225-05 · Nota
• https://bdu.fstec.ru/vul/2020-02170 · Nota de Segurança
• https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2019-225-05-TelevisGO_Security_Notification.pdf&p_Doc_Ref=SEVD-2019-225-05 · Nota
• https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf · Nota
• https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-021-ultravnc-heap-based-buffer-overflow · Nota