Vulnerability in Siemens Ruggedcom Rst2428p
CVE-2026-35535
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (6.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Siemens Ruggedcom Rst2428p
- Siemens Ruggedcom Rst2428p Firmware
- Siemens Sinec OS
- Sudo Project — versions 0
- Sudo Project — versions 1.9.17
Weakness classification (CWE)
References
- github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69 (Patch)
- www.qualys.com/2026/03/10/crack-armor.txt (Third Party Advisory)
- bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042 (Issue Tracking)
- bugs.debian.org/1130593 (Broken Link)
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e (Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-35535?
- CVE-2026-35535 is a high-severity vulnerability in Siemens Ruggedcom Rst2428p, classified under Privilege Dropping / Lowering Errors. CVSS score: 7.4/10. Published 2026-04-03.
- How severe is CVE-2026-35535?
- High severity. CVSS v3 base score is 7.4 out of 10.