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Vulnerability record · CVE-2016-7054 · published 4 May 2017

CVE-2016-7054: Openssl improper access control vulnerability

OOpenssl · Openssl

In OpenSSL 1.1.0 before 1.1.0c, TLS connections using *-CHACHA20-POLY1305 ciphersuites are susceptible to a DoS attack by corrupting larger payloads. This can result in an OpenSSL crash. This issue is not considered to be exploitable beyond a DoS.

7.5 CVSS 3.0 High EPSS 32% · top 1.7% CWE-284 · Improper access control
7.5CVSS 3.0 base score, v2 5.0
32%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

In OpenSSL 1.1.0 before 1.1.0c, TLS connections using *-CHACHA20-POLY1305 ciphersuites are susceptible to a DoS attack by corrupting larger payloads. This can result in an OpenSSL crash. This issue is not considered to be exploitable beyond a DoS.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/94238 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037261
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03744en_us
https://www.exploit-db.com/exploits/40899/
https://www.openssl.org/news/secadv/20161110.txt PatchVendor Advisory
http://www.securityfocus.com/bid/94238 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037261
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03744en_us
https://www.exploit-db.com/exploits/40899/
https://www.openssl.org/news/secadv/20161110.txt PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-7054), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.