CVE-2018-1000001
In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a...
- Published
- Jan 31, 2018
- Updated
- Aug 5, 2024
- Assigning CNA
- mitre
- Evidence observed
- Jan 16, 2018
Primary CVSS
nvd · CVSS 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HModerate · next 30 days
- Percentile
- 98.1%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.
Sources
5- CVE-2018-1000001Exploit
glibc getcwd() local privilege escalation compiled binaries
- tools-for-CVE-2018-1000001Exploit
Tools for get offsets and adding patch for support i386
- linux-kernel-exploitsExploit
linux-kernel-exploits Linux平台提权漏洞集合
Responsible use
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