Vulnerability Monitor

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CVE-2017-7822

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.

Published

2018-06-11T21:29:10.953

Last Modified

2024-11-21T03:32:44.247

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	≤ 55.0.3	Yes

References

http://www.securityfocus.com/bid/101057 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1368859 Issue Tracking ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/101057 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1368859 Issue Tracking (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)