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CVE-2019-3863

Description

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.

Risk Information

Base Score
8.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
9.756

Associated Vulnerability

VulnerabilityOS Platform
Libssh2 update (ELSA-2019-1175) libssh2-1.8.0-7.module+el8.0.0+5219+3c0c6858.1.x86_64.rpmLinux
Libssh2 update (ELSA-2019-1652) libssh2-1.4.2-3.0.1.el6_10.1.x86_64.rpmLinux
Libssh2-devel update (ELSA-2019-1652) libssh2-devel-1.4.2-3.0.1.el6_10.1.x86_64.rpmLinux
Libssh2-docs update (ELSA-2019-1652) libssh2-docs-1.4.2-3.0.1.el6_10.1.x86_64.rpmLinux
Libssh2 update (ELSA-2019-1652) libssh2-1.4.2-3.0.1.el6_10.1.i686.rpmLinux
Libssh2-devel update (ELSA-2019-1652) libssh2-devel-1.4.2-3.0.1.el6_10.1.i686.rpmLinux
Libssh2-docs update (ELSA-2019-1652) libssh2-docs-1.4.2-3.0.1.el6_10.1.i686.rpmLinux
Out-of-bounds Write Vulnerability (CVE-2019-3863)NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234