CVE-2022-40958
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Summary
By injecting a cookie with certain special characters, an attacker on a shared subdomain which is not a secure context could set and thus overwrite cookies from a secure context, leading to session fixation and other attacks. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox ESR | unspecified < 102.3 | affected |
| Mozilla | Thunderbird | unspecified < 102.3 | affected |
| Mozilla | Firefox | unspecified < 105 | affected |
Weaknesses
- Bypassing Secure Context restriction for cookies with __Host and __Secure prefix
ADP Enrichment
CVE Program Container
Additional References
- https://www.mozilla.org/security/advisories/mfsa2022-40/
- https://www.mozilla.org/security/advisories/mfsa2022-41/
- https://www.mozilla.org/security/advisories/mfsa2022-42/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1779993
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.mozilla.org/security/advisories/mfsa2022-40/
- https://www.mozilla.org/security/advisories/mfsa2022-41/
- https://www.mozilla.org/security/advisories/mfsa2022-42/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1779993
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