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CVE-2017-7783

Date: June 11, 2018

If a long user name is used in a username/password combination in a site URL (such as " http://UserName:Password@example.com";), the resulting modal prompt will hang in a non-responsive state or crash, causing a denial of service. This vulnerability affects Firefox < 55.

Language: Unix

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2017-7783
http://www.securityfocus.com/bid/100401
https://www.exploit-db.com/exploits/43020/
http://www.securitytracker.com/id/1039124
https://bugzilla.mozilla.org/show_bug.cgi?id=1360842
https://www.mozilla.org/security/advisories/mfsa2017-18/
https://www.mend.io/vulnerability-database/CVE-2017-7783

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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