CVE-2020-15667

Summary

When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 80affected

Weaknesses

  • Heap overflow when processing an update file

ADP Enrichment

CVE Program Container

Additional References

References