CLSA-2026-1777036898 libssh2: Fix of 2 CVEs

CVE-2019-3858: fix zero-byte allocation in sftppacketread - CVE-2019-3859: fix out-of-bounds reads in libssh2packetrequire...

libssh2: Fix of 2 CVEs

CVE-2019-3858: fix zero-byte allocation in sftppacketread - CVE-2019-3859: fix out-of-bounds reads in libssh2packetrequire...

libssh2: integer overflow via large username or password arguments

A flaw was found in the libssh2 library. A remote attacker can exploit an integer overflow vulnerability in the userauthpassword function by manipulating the usernamelen or passwordlen arguments and cause a heap-based buffer overflow. This leads to a crash to the application linked to the library...

Security Bulletin: Multiple vulnerabilities in IBM Planning Analytics

Summary Multiple vulnerabilities were addressed in IBM Planning Analytics Local. Vulnerability Details CVEID:CVE-2025-53057 DESCRIPTION: An unspecified vulnerability in Java SE related to the Security component could allow a remote attacker to cause no confidentiality impact, high integrity impac...

MiracleLinux 7 : libssh2-1.8.0-4.el7.1 (AXSA:2023-6489:01)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2023-6489:01 advisory. libssh2: use-of-uninitialized-value in libssh2transportread CVE-2020-22218 Tenable has extracted the preceding description block directly from the MiracleLin...

MiracleLinux 7 : libssh2-1.8.0-4.el7 (AXSA:2020-562:01)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2020-562:01 advisory. libssh2: integer overflow in SSHMSGDISCONNECT logic in packet.c CVE-2019-17498 Tenable has extracted the preceding description block directly from the...

MiracleLinux 4 : libssh2-1.4.2-2.AXS4.1 (AXSA:2016-135:01)

The remote MiracleLinux 4 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2016-135:01 advisory. libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20,...

MiracleLinux 7 : libssh2-1.4.3-10.el7.1 (AXSA:2016-132:01)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2016-132:01 advisory. libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20,...

MiracleLinux 7 : libssh2-1.4.3-10.el7 (AXSA:2015-623:01)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2015-623:01 advisory. libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20,...

MiracleLinux 7 : libssh2-1.4.3-12.el7.3 (AXSA:2019-3945:03)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2019-3945:03 advisory. libssh2: Out-of-bounds memory comparison with specially crafted message channel request CVE-2019-3862 Tenable has extracted the preceding description block...

MiracleLinux 7 : libssh2-1.4.3-12.el7.2 (AXSA:2019-3791:02)

The remote MiracleLinux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2019-3791:02 advisory. Security Fix - libssh2 SSH CVE-2019-3855 - libssh2 SSH CVE-2019-3856 - libssh2SSHMSGCHANNELREQUESTEXIT SSH CVE-2019-3857 - libssh2 char CVE-2019-386...

MiracleLinux 4 : libssh2-1.4.2-3.AXS4.1 (AXSA:2019-3922:01)

The remote MiracleLinux 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2019-3922:01 advisory. libssh2: Integer overflow in transport read resulting in out of bounds write CVE-2019-3855 libssh2: Integer overflow in keyboard interactive handlin...

Astra Linux – Vulnerability in libssh2

libssh2 from version 1.11.1 onwards, fixed in commit 7acf3df, contains an out-of-bounds write vulnerability in ssh2transportread. This vulnerability occurs because the upper bound on the packetlength field is not enforced. Remote attackers can send crafted SSH packets with excessively large...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2019-3863)

A flaw was found in libssh2 before 1.8.1. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error. This plugin only works wi...

Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2019-17498)

In libssh2 v1.9.0 and earlier versions, the SSHMSGDISCONNECT logic in packet.c has an integer overflow in a bounds check, enabling an attacker to specify an arbitrary out-of-bounds offset for a subsequent memory read. A crafted SSH server may be able to disclose sensitive information or cause a...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-3862)

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSHMSGCHANNELREQUEST 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. This plugin...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-3860)

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SFTP packets with empty payloads 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. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-3858)

An out of bounds read flaw was discovered in libssh2 before 1.8.1 when a specially crafted SFTP packet is received from the server. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-3861)

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length 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. This plugin on...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2020-22218)

An issue was discovered in function libssh2packetadd in libssh2 1.10.0 allows attackers to access out of bounds memory. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; i...