CVE-2021-24029

2021-03-1521:15:16

CWE-617

facebook

www.cve.org

mvfst

proxygen

packet of death

EPSS

0.001

Percentile

45.6%

JSON

A packet of death scenario is possible in mvfst via a specially crafted message during a QUIC session, which causes a crash via a failed assertion. Per QUIC specification, this particular message should be treated as a connection error. This issue affects mvfst versions prior to commit a67083ff4b8dcbb7ee2839da6338032030d712b0 and proxygen versions prior to v2021.03.15.00.

CNA Affected

[
  {
    "product": "mvfst",
    "vendor": "Facebook",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "unaffected",
        "version": "a67083ff4b8dcbb7ee2839da6338032030d712b0",
        "versionType": "custom"
      },
      {
        "lessThan": "a67083ff4b8dcbb7ee2839da6338032030d712b0",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "proxygen",
    "vendor": "Facebook",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "unaffected",
        "version": "v2021.03.15.00",
        "versionType": "custom"
      },
      {
        "lessThan": "v2021.03.15.00",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]