PT-2026-3195 · Tcl · Tcl

Christopher Wu · Publicado 2026-01-13 · Atualizado 2026-01-22 · CVE-2025-64691

Positive Technologies (AI Summary)

CVSS v4.0

9.3

Crítica

Vetor base

AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions versions prior to 2025 (affected versions not specified)

Description An authenticated user with standard operating system privileges could modify TCL Macro scripts. Successful exploitation may lead to privilege escalation to the operating system level, potentially resulting in a full system compromise of the application server.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Code Injection

Enumeração de Fraquezas

CWE-94

Identificadores relacionados

BDU:2026-00496

CVE-2025-64691

Produtos afetados

Tcl

Referências · 10

• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-015-01.json · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2025-64691 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2025-64691 · Aviso do Fabricante
• https://t.me/cveNotify/149565 · Publicação no Telegram
• https://softwaresupportsp.aveva.com/en-US/downloads/products/details/a643eaa3-0d85-4fde-ac11-5239e87a68ea · Nota
• https://cisa.gov/news-events/ics-advisories/icsa-26-015-01 · Nota
• https://twitter.com/CVEnew/status/2012126468684280215 · Publicação no Twitter
• https://bdu.fstec.ru/vul/2026-00496 · Nota de Segurança
• https://aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2026-001.pdf · Nota
• https://aveva.com/en/support-and-success/cyber-security-updates · Aviso do Fabricante