CVE-2018-6343

Summary

Proxygen fails to validate that a secondary auth manager is set before dereferencing it. That can cause a denial of service issue when parsing a Certificate/CertificateRequest HTTP2 Frame over a fizz (TLS 1.3) transport. This issue affects Proxygen releases starting from v2018.10.29.00 until the fix in v2018.11.19.00.

Affected Software

VendorProductVersion RangeStatus
FacebookProxygenv2018.11.19.00affected
FacebookProxygenv2018.10.29.00 < unspecifiedaffected
FacebookProxygenunspecified < v2018.10.29.00unaffected

Weaknesses

  • CWE-476: NULL Pointer Dereference (CWE-476)

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References