Out-of-bounds Read Affecting openssl package, versions <1.1.0d-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
4.55% (93rd percentile)

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  • Snyk IDSNYK-DEBIAN10-OPENSSL-374131
  • published4 May 2017
  • disclosed4 May 2017

Introduced: 4 May 2017

CVE-2017-3731  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Debian:10 openssl to version 1.1.0d-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

If an SSL/TLS server or client is running on a 32-bit host, and a specific cipher is being used, then a truncated packet can cause that server or client to perform an out-of-bounds read, usually resulting in a crash. For OpenSSL 1.1.0, the crash can be triggered when using CHACHA20/POLY1305; users should upgrade to 1.1.0d. For Openssl 1.0.2, the crash can be triggered when using RC4-MD5; users who have not disabled that algorithm should update to 1.0.2k.

CVSS Scores

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