CVE-2021-29946
N/A
N/A
Summary
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox ESR | unspecified < 78.10 | affected |
| Mozilla | Thunderbird | unspecified < 78.10 | affected |
| Mozilla | Firefox | unspecified < 88 | affected |
Weaknesses
- Port blocking could be bypassed
ADP Enrichment
CVE Program Container
Additional References
- https://www.mozilla.org/security/advisories/mfsa2021-14/
- https://www.mozilla.org/security/advisories/mfsa2021-16/
- https://www.mozilla.org/security/advisories/mfsa2021-15/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1698503
References
- https://www.mozilla.org/security/advisories/mfsa2021-14/
- https://www.mozilla.org/security/advisories/mfsa2021-16/
- https://www.mozilla.org/security/advisories/mfsa2021-15/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1698503
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