ALPINE-CVE-2016-2181 — Vulnetix

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ALPINE-CVE-2016-2181 PUBLISHED CVSS 7.5 HIGH

The Anti-Replay feature in the DTLS implementation in OpenSSL before 1.1.0 mishandles early use of a new epoch number in conjunction with a large sequence number, which allows remote attackers to cause a denial of service (false-positive packet drops) via spoofed DTLS records, related to rec_layer_d1.c and ssl3_record.c.

Risk Scores

CVSS v3.0

7.5

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
Alpine:v3.2	openssl	1.0.1i-r2, 1.0.1i-r3, 1.0.1j-r0
Alpine:v3.4	openssl	0, 0.9.8i-r0, 0.9.8j-r0
Alpine:v3.7	openssl	0.9.8i-r0, 1.0.0d-r0, 1.0.0c-r0
Alpine:v3.3	openssl	1.0.2h-r3, 1.0.2h-r2, 1.0.2h-r1
Alpine:v3.8	openssl	1.0.2h-r3, 0, 0.9.8i-r0
Alpine:v3.6	openssl	1.0.0f-r0, 1.0.0g-r0, 1.0.0h-r0
Alpine:v3.5	openssl	0, 1.0.2h-r3, 1.0.2h-r2

Timeline

Sep 16, 2016 CVE Published
Nov 19, 2025 CVE Updated
Apr 30, 2026 Distribution Patch

References

https://security.alpinelinux.org/vuln/CVE-2016-2181 advisory

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