CVSS 3.1 Score 7.8 of 10 (high)


Published Jan 31, 2024
Updated: Feb 16, 2024
CWE ID 787
CWE ID 122


CVE-2023-6246 is a vulnerability found in the glibc library, affecting versions 2.36 and newer. Specifically, a heap-based buffer overflow was discovered in the __vsyslog_internal function, which is called by syslog and vsyslog functions. This vulnerability can lead to an application crash or local privilege escalation when the openlog function is not called or called with a NULL ident argument, and the program name exceeds 1024 bytes. The affected products include s5UiSY, s5UiRj, sv5ozB, n13ykY, and sv5ozC. Organizations can remediate this vulnerability by updating to a patched version of glibc when available. The potential danger of this vulnerability lies in its ability to allow attackers to crash applications or escalate their privileges locally, posing a risk to the integrity and confidentiality of an organization's systems. The severity rating for this vulnerability is high, with a base score of 7.8 out of 10 according to NIST's CVSS scoring system.

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