Huawei Data Communication: Dirty COW Vulnerability in Huawei Products (huawei-sa-20161207-01-dirtycow) CVE-2016-5195
- CVSSv3 Score
- Vulnerability description
In the morning of October 21th, 2016, a security researcher Phil Oester disclosed a local privilege escalation vulnerability in Linux kernel. This VT has been deprecated and is therefore no longer functional.
- Risk description
In the morning of October 21th, 2016, a security researcher Phil Oester disclosed a local privilege escalation vulnerability in Linux kernel. A race condition was found in the way the Linux kernels memory subsystem handled the copy-on-write (COW) breakage of private read-only memory mappings. An unprivileged local user could exploit this vulnerability to gain write access to otherwise read-only memory mappings and thus obtain the highest privileges on the system. (Vulnerability ID: HWPSIRT-2016-10050)This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2016-5195.Huawei has released software updates to fix this vulnerability. This advisory is available in the linked references. An attacker can exploit this vulnerability to escalate the privilege levels to obtain administrator privilege.
See the referenced vendor advisory for a solution.
- Not available