CVEvulnerability
CVE-2017-7822
5.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-06-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.3 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Description
The AES-GCM implementation in WebCrypto API accepts 0-length IV when it should require a length of 1 according to the NIST Special Publication 800-38D specification. This might allow for the authentication key to be determined in some instances. This vulnerability affects Firefox < 56.
Affected configurations
• mozilla firefox (<= 55.0.3)
References
- http://www.securityfocus.com/bid/101057 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1368859 Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory
- http://www.securityfocus.com/bid/101057 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1368859 Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory