Findings

CVE-2019-3862

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed.

Published Mar 21, 2019 · updated Oct 14, 2026 · libssh2 libssh2

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST 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.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 21, 2019 · NIST NVD

    Detected

    An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST 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.

  2. Oct 14, 2026 · NIST NVD

    Updated

    An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST 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.

Affected

  • cpe debian/debian linux8.0
  • cpe fedoraproject/fedora29
  • cpe libssh2/libssh2version unspecified
  • cpe netapp/ontap select deploy administration utilityversion unspecified
  • cpe opensuse/leap42.3

Sources

  • CVE.orgCVE-2019-3862

    Official CVE identifier

    cve.org
  • NIST NVDCVE-2019-3862

    An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST 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 m

    nvd.nist.gov
  • Packet Storm Securityhttp://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References

CVE-2019-3862 · ZeroDay Findings