Vulnerability CVE-2019-3855


Published: 2019-03-21

Description:
An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way packets are read from the server. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.

Type:

CWE-190

(Integer Overflow or Wraparound)

Vendor: Debian
Product: Debian linux 
Version: 8.0;
Vendor: Redhat
Product: Enterprise linux server tus 
Version: 7.6;
Product: Enterprise linux server eus 
Version: 7.6;
Product: Enterprise linux server aus 
Version: 7.6;
Product: Enterprise linux server 
Version: 7.0;
Product: Enterprise linux workstation 
Version: 7.0;
Product: Enterprise linux desktop 
Version: 7.0;
Vendor: Opensuse
Product: LEAP 
Version: 42.3;
Vendor: Fedoraproject
Product: Fedora 
Version: 29;
Vendor: Libssh2
Product: Libssh2 
Version:
1.8.0
1.7.0
1.6.0
1.5.0
1.4.3
1.4.2
1.4.1
1.4.0
1.3.0
1.2.9
1.2.8
1.2.7
1.2.6
1.2.5
1.2.4
1.2.3
1.2.2
1.2.1
1.2
1.1
1.0
0.8
0.7
0.6
0.5
0.3
0.18
0.17
0.16
0.15
0.14
0.13
0.12
0.11
0.10
Vendor: Netapp
Product: Ontap select deploy administration utility 

CVSS2 => (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html
http://www.openwall.com/lists/oss-security/2019/03/18/3
http://www.securityfocus.com/bid/107485
https://access.redhat.com/errata/RHSA-2019:0679
https://access.redhat.com/errata/RHSA-2019:1175
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3855
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/
https://seclists.org/bugtraq/2019/Apr/25
https://seclists.org/bugtraq/2019/Mar/25
https://security.netapp.com/advisory/ntap-20190327-0005/
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767
https://www.debian.org/security/2019/dsa-4431
https://www.libssh2.org/CVE-2019-3855.html

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