VDB

GHSA-qfm6-qcw8-g9xg

GHSA-qfm6-qcw8-g9xg PUBLISHED

Record from GitHub Advisory Database · Published April 30, 2022

SSH 1.2.25, 1.2.23, and other versions, when used in in CBC (Cipher Block Chaining) or CFB (Cipher Feedback 64 bits) modes, allows remote attackers to insert arbitrary data into an existing stream between an SSH client and server by using a known plaintext attack and computing a valid CRC-32 checksum for the packet, aka the "SSH insertion attack."

Timeline

  • Apr 30, 2022 CVE Published
  • Apr 9, 2026 Security Advisory (2 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-qfm6-qcw8-g9xg
vulnetix vdb fixes GHSA-qfm6-qcw8-g9xg

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-qfm6-qcw8-g9xg/fixes/registry"

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