CVE-2026-35535
highpriority · track · 31EPSS 0.002 · 7 %ileDEEURUUSEPSS · scored 2026-10-26
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.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedRUGGEDCOM RST2428P (6GK6242-6PA00)siemens_psirt
Update to V4.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/110002573/ - Fixedsudo-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-devel-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-devel-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-devel-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-devel-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-plugin-python-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-plugin-python-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-plugin-python-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-plugin-python-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-sudo-auth-self-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-sudo-auth-self-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-sudo-auth-self-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-sudo-auth-self-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-wheel-auth-self-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-wheel-auth-self-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-wheel-auth-self-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-policy-wheel-auth-self-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-test-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-test-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-test-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsudo-test-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsystem-group-sudo-0:1.9.17p2-2.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsystem-group-sudo-0:1.9.17p2-2.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsystem-group-sudo-0:1.9.17p2-2.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedsystem-group-sudo-0:1.9.17p2-2.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- FixedRUGGEDCOM RST2428P (6GK6242-6PA00)cisa_csaf_ot
Update to V4.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/110002573/
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (35)
Products and version ranges known to be affected.
- Red Hat Enterprise Linux Update Infrastructure 5.1all versionscert_bundDEcpe:/o:redhat:enterprise_linux:update_infrastructure_5.1
- Red Hat OpenShift Container Platformall versionscert_bundDEcpe:/a:redhat:openshift:container_platform
advisories (6)
Vendor and ecosystem advisories describing this.
- SSA-253495SSA-253495: Multiple Vulnerabilities in SINEC OS before V4.02026-06-02csaf · siemens_psirtDE
SINEC OS before V4.0 contains multiple vulnerabilities. Siemens has released a new version for RUGGEDCOM RST2428P and recommends to update to the latest version.
- WID-SEC-W-2026-0971sudo: Schwachstelle ermöglicht PrivilegieneskalationDeutsch2026-04-06csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in sudo ausnutzen, um seine Privilegien zu erhöhen.
- WID-SEC-W-2026-1666IBM QRadar SIEM: Mehrere SchwachstellenDeutsch2026-05-25csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM QRadar SIEM ausnutzen, um beliebigen Programmcode auszuführen, um seine Privilegien zu erhöhen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, und um Sicherheitsvorkehrungen zu umgehen.
- WID-SEC-W-2026-3038Meinberg LANTIME: Mehrere SchwachstellenDeutsch2026-08-26csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Meinberg LANTIME ausnutzen, um beliebigen Code auszuführen, Berechtigungen zu erweitern, Sicherheitsmaßnahmen zu umgehen, sensible Informationen offenzulegen, Daten zu manipulieren oder Denial-of-Service-Zustände herbeizuführen.
- openSUSE-SU-2026:10510-1sudo-1.9.17p2-2.1 on GA media2026-04-08csaf · suse_csafDE
sudo-1.9.17p2-2.1 on GA media
- ICSA-26-188-05Siemens SINEC OS2026-06-02icsa · cisa_csaf_otUS
SINEC OS before V4.0 contains multiple vulnerabilities. Siemens has released a new version for RUGGEDCOM RST2428P and recommends to update to the latest version.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (43)
External citations — patches, advisories, analysis.
- https://bugs.debian.org/1130593cnnvd
- https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042cnnvd
- https://github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69cnnvd
- https://www.qualys.com/2026/03/10/crack-armor.txtcnnvd
- https://www.sudo.ws/Patchcnnvd
- https://bugs.debian.org/1130593enisa_euvd
- https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042enisa_euvd
- https://github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69enisa_euvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan