CVE-2023-5173

Summary

In a non-standard configuration of Firefox, an integer overflow could have occurred based on network traffic (possibly under influence of a local unprivileged webpage), leading to an out-of-bounds write to privileged process memory. This bug only affects Firefox if a non-standard preference allowing non-HTTPS Alternate Services (network.http.altsvc.oe) is enabled. This vulnerability affects Firefox < 118.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 118affected

Weaknesses

  • Out-of-bounds write in HTTP Alternate Services

ADP Enrichment

CVE Program Container

Additional References

References