First published: Thu Mar 21 2019(Updated: )
An out of bounds read flaw was discovered in libssh2 before 1.8.1 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.
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
debian/libssh2 | 1.8.0-2.1 1.8.0-2.1+deb10u1 1.9.0-2 1.10.0-3 1.11.0-2 | |
Libssh2 Libssh2 | <1.8.1 | |
Fedoraproject Fedora | =29 | |
Debian Debian Linux | =8.0 | |
NetApp ONTAP Select Deploy administration utility | ||
openSUSE Leap | =42.3 |
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CVE-2019-3862 is an out of bounds read flaw in libssh2 before version 1.8.1.
CVE-2019-3862 can be exploited by a remote attacker to cause a Denial of Service or read data in the client memory.
The severity of CVE-2019-3862 is critical with a CVSS score of 9.1 out of 10.
Versions before 1.8.1 of libssh2, 1.8.0-2.1, 1.8.0-2.1+deb10u1, 1.9.0-2, 1.10.0-3, and 1.11.0-2 are affected.
To fix CVE-2019-3862, update libssh2 to version 1.8.1 or later.