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CVE-2018-5122

Date: June 11, 2018

A potential integer overflow in the "DoCrypt" function of WebCrypto was identified. If a means was found of exploiting it, it could result in an out-of-bounds write. This vulnerability affects Firefox < 58.

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2018-5122
https://www.mozilla.org/security/advisories/mfsa2018-02/
https://bugzilla.mozilla.org/show_bug.cgi?id=1413841
https://usn.ubuntu.com/3544-1/
http://www.securityfocus.com/bid/102786
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-5122
http://www.securitytracker.com/id/1040270
https://www.mend.io/vulnerability-database/CVE-2018-5122

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Out-of-bounds Write

CWE-787

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): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

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

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