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Findings

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.

Published Mar 25, 2019 · updated Oct 14, 2026 · libssh2 libssh2

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.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 25, 2019 · NIST NVD

    Detected

    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.

  2. Oct 14, 2026 · NIST NVD

    Updated

    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.

Affected

  • cpe debian/debian linux8.0
  • cpe libssh2/libssh2version unspecified
  • cpe netapp/ontap select deploy administration utilityversion unspecified
  • cpe opensuse/leap15.0
  • cpe opensuse/leap42.3

Sources

  • CVE.orgVulnerability recordCVE-2019-3860

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-3860

    30-day exploitation probability 5.4%

    first.org
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov

References