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CVE-2019-3862

Public on 2019-03-21
Modified on 2019-10-02
Description

An out of bounds read flaw was discovered in libssh2 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a denial of service or read data in the client memory.

Severity
Medium
See what this means
CVSS v3 Base Score
7.3
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core libssh2 2019-09-30 22:51 ALAS2-2019-1303

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD CVSSv2 6.4 AV:N/AC:L/Au:N/C:P/I:N/A:P
NVD CVSSv3 7.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References

Red Hat: CVE-2019-3862 Mitre: CVE-2019-3862 FAQs regarding Amazon Linux ALAS/CVE Severity