IM
IronMonkey Threat Research

CVE-2026-35535 HIGH

Published: 2026-04-03 | Last Modified: 2026-06-02 | Status: Analyzed

Description

In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.

CVSS Metrics

Base Score: 7.8 (HIGH)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 1.8

Impact Score: 5.9

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-271

Affected Products

Vendor Product Version Update Type
sudo_project sudo * <built-in method update of dict object at 0x7b067dbbae80> Application
sudo_project sudo 1.9.17 <built-in method update of dict object at 0x7b067dbbbf40> Application
sudo_project sudo 1.9.17 <built-in method update of dict object at 0x7b070c259140> Application
sudo_project sudo 1.9.17 <built-in method update of dict object at 0x7b06fecbbd80> Application
siemens sinec_os * <built-in method update of dict object at 0x7b067dbbba40> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:*
Yes cpe:2.3:a:sudo_project:sudo:1.9.17:-:*:*:*:*:*:*
Yes cpe:2.3:a:sudo_project:sudo:1.9.17:p1:*:*:*:*:*:*
Yes cpe:2.3:a:sudo_project:sudo:1.9.17:p2:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:siemens:sinec_os:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:siemens:ruggedcom_rst2428p:-:*:*:*:*:*:*:*
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