CVE-2017-3733
High · 7.5CVSS
7.5
EPSS
12.9%
Published
May 4, 2017
CISA due date
—
The record
During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this can cause OpenSSL 1.1.0 before 1.1.0e to crash (dependent on ciphersuite). Both clients and servers are affected.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Debian:11 | openssl | 0 | 1.1.0e-1 |
| Debian:12 | openssl | 0 | 1.1.0e-1 |
| Debian:13 | openssl | 0 | 1.1.0e-1 |
| Mageia:5 | kmod-vboxadditions | 0 | 5.1.30-1.mga5 |
| Mageia:5 | kmod-virtualbox | 0 | 5.1.30-1.mga5 |
| Mageia:5 | virtualbox | 0 | 5.1.30-1.mga5 |
| Mageia:6 | kmod-vboxadditions | 0 | 5.1.30-1.mga6 |
| Mageia:6 | kmod-virtualbox | 0 | 5.1.30-1.mga6 |
| Mageia:6 | virtualbox | 0 | 5.1.30-1.mga6 |
| Ubuntu:14.04:LTS | openssl | 0 | 1.0.1f-1ubuntu2.22 |
| Ubuntu:16.04:LTS | openssl | 0 | 1.0.2g-1ubuntu4.6 |
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