CVE-2019-3859

Description

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the _libssh2_packet_require and _libssh2_packet_requirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.

Patch Available

Fix available through Seal Security.  
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Fix without upgrading

Score

Severity

Ecosystem

RPM

Publish Date

March 21, 2019

Modified Date

November 19, 2025

Score Vector

Affected Versions