Published: 21/03/2019 Updated: 25/07/2019

CVSS v2 Base Score: 6.4 | Impact Score: 4.9 | Exploitability Score: 10

CVSS v3 Base Score: 9.1 | Impact Score: 5.2 | Exploitability Score: 3.9

VMScore: 571

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P

An out of bounds read flaw exists in libssh2 prior to 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.

Vendor	Product	Versions
Libssh2	Libssh2	0.1, 0.3, 0.5, 0.6, 0.7, 0.8, 0.10, 0.11, 0.12, 0.13, 0.14, 0.15, 0.16, 0.17, 0.18, 1.0, 1.1, 1.2, 1.2.1, 1.2.2, 1.2.3, 1.2.4, 1.2.5, 1.2.6, 1.2.7, 1.2.8, 1.2.9, 1.3.0, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.5.0, 1.6.0, 1.7.0, 1.8.0
Netapp	Ontap Select Deploy Administration Utility	-
Debian	Debian Linux	8.0, 9.0
Fedoraproject	Fedora	28, 29
Opensuse	Leap	15.0, 42.3

An issue has been found in libssh2 before 181 where a server could send a specially crafted partial packet in response to various commands such as: sha1 and sha226 key exchange, user auth list, user auth password response, public key auth response, channel startup/open/forward/ setenv/request pty/x11 and session start up The result would be a me ...

Debian Bug report logs - #924965 libssh2: CVE-2019-3855 CVE-2019-3856 CVE-2019-3857 CVE-2019-3858 CVE-2019-3859 CVE-2019-3860 CVE-2019-3861 CVE-2019-3862 CVE-2019-3863 Package: src:libssh2; Maintainer for src:libssh2 is Mikhail Gusarov <dottedmag@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: ...

Chris Coulson discovered several vulnerabilities in libssh2, a SSH2 client-side library, which could result in denial of service, information leaks or the execution of arbitrary code For the stable distribution (stretch), these problems have been fixed in version 170-1+deb9u1 We recommend that you upgrade your libssh2 packages For the detailed ...

Arch Linux Security Advisory ASA-201903-13 ========================================== Severity: Critical Date : 2019-03-20 CVE-ID : CVE-2019-3855 CVE-2019-3856 CVE-2019-3857 CVE-2019-3858 CVE-2019-3859 CVE-2019-3860 CVE-2019-3861 CVE-2019-3862 CVE-2019-3863 Package : libssh2 Type : multiple issues Remote : Yes Link : ...

Summary libssh2 is a client-side C library implementing the SSH2 protocol It supports regular terminal, SCP and SFTP sessions; port forwarding, X11 forwarding; password, key-based and keyboard-interactive authentication Libssh2 releases security update for nine vulenrabilities on March 18, 2019 CVE-2019-3855: Possible integer overflow in ...

AT&T has released versions 1801-z for the Vyatta 5600 Details of these releases can be found at cloudibmcom/docs/infrastructure/virtual-router-appliance?topic=virtual-router-appliance-at-t-vyatta-5600-vrouter-software-patches#at-t-vyatta-5600-vrouter-software-patches ...

Multiple integer overflow and out of bounds read/write vulnerabilities in the SSL VPN web-mode SSH client may allow an unauthenticated attacker to cause the SSL VPN user session to break (Denial of service) and possibly to run arbitrary code via specially crafted packets sent from a malicious SSH server This concerns the following CVEs on a preca ...

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 [slackware-security] libssh2 (SSA:2019-077-01) New libssh2 packages are available for Slackware 142 and -current to fix security issues Here are the details from the Slackware 142 ChangeLog: +--------------------------+ patches/packages/libssh2-181-i586-1_slack142txz: Upgraded Fixed seve ...

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-4431-1 security () debian org wwwdebianorg/security/ Salvatore Bonaccorso April 13, 2019 wwwdebianorg/security/faq ...

Hello! CVE-2019-3855 Possible integer overflow in transport read allows out-of-bounds write URL: wwwlibssh2org/CVE-2019-3855html Patch: libssh2org/180-CVE/CVE-2019-3855patch CVE-2019-3856 Possible integer overflow in keyboard interactive handling allows out-of-bounds write URL: wwwlibssh2org/CVE-2019-385 ...

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A Simple and Comprehensive Vulnerability Scanner for Containers, Suitable for CI TOC Abstract Features Installation RHEL/CentOS Debian/Ubuntu Arch Linux Mac OS X / Homebrew Binary (Including Windows) From source Quick Start Basic Docker Examples Scan an image Scan an image file Save the results as JSON Filter the vulnerabilities by severities Filter the vulnerabiliti

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CWE-125 http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00102.html http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00103.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://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3859 https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html https://lists.debian.org/debian-lts-announce/2019/04/msg00006.html https://lists.debian.org/debian-lts-announce/2019/07/msg00024.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-2019-3859.html https://www.rapid7.com/db/vulnerabilities/alpine-linux-cve-2019-3862 https://nvd.nist.gov https://github.com/simiyo/trivy

CVE-2019-3859

Vulnerability Summary

Vulnerability Trend

Affected Products

Vendor Advisories

Mailing Lists

Github Repositories

References