Security Notice – Statement About the Linux Sudo Privilege Escalation Vulnerability (CVE-2021-3156)

  • SA No:huawei-sn-20210210-01-sudo
  • Initial Release Date: 2021.02.10
  • Last Release Date: 2021.02.10

Qualys Research Labs disclosed a heap-based buffer overflow vulnerability (CVE-2021-3156, also known as Baron Samedit) in sudo, which on successful exploitation allows any local user to escalate privileges to root.

Following the news, Huawei has launched an immediate investigation. The investigation is still ongoing. Huawei PSIRT will provide technical conclusions as soon as possible and update this SN as new information emerges.


2021-02-10 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.
To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

Customers should contact Huawei TAC (Huawei Technical Assistance Center) to get necessary support for product security vulnerabilities. For TAC contact information, please refer to Huawei worldwide website at: http://www.huawei.com/en/psirt/report-vulnerabilities.