7.5
High
CVE-2019-3855 An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| libssh2 | 1.8.1 | No fix stated |
| SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 3.1 | 3.1.0 → < 3.1.5 | 3.1.5 |
| SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP 3.1 | 3.1.0 → < 3.1.5 | 3.1.5 |
| SIPLUS S7-1500 CPU 1518-4 PN/DP MFP 3.1 | 3.1.0 → < 3.1.5 | 3.1.5 |
Other CVEs of libssh2
The 9 CVEs of libssh2 →
CVE-2019-3856
An integer overflow flaw, which could lead to an out of bounds write, was discovered in libssh2 before 1.8.1 in the…
7.5
High
CVE-2019-3857
An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way…
7.5
High
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
5.0
Medium
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…
5.0
Medium