CVSS 3.1 Score 7.5 of 10 (high)


Published Nov 28, 2023
Updated: Dec 4, 2023
CWE ID 665


The vulnerability with CVE ID CVE-2023-49062 affects all versions of Katran prior to commit 6a03106ac1eab39d0303662963589ecb2374c97f. It occurs when Katran code does not initialize the Identification field for the IPv4 header after a bpf_xdp_adjust_head call, resulting in the potential disclosure of non-initialized kernel memory in that field of the IP header. This vulnerability poses a high risk to organizations as it can lead to the unauthorized access and leakage of confidential information. The base severity is rated as HIGH with a base score of 7.5 according to NVD, indicating its significance. No user interaction or privileges are required for exploitation, and it can be exploited remotely over a network connection. To remediate this vulnerability, organizations should update their Katran installations to the latest version commit 6a03106ac1eab39d0303662963589ecb2374c97f or later.


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