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VULNERABILITIES

CVE-2017-7781 Details

Description

An error occurs in the elliptic curve point addition algorithm that uses mixed Jacobian-affine coordinates where it can yield a result "POINT_AT_INFINITY" when it should not. A man-in-the-middle attacker could use this to interfere with a connection, resulting in an attacked party computing an incorrect shared secret. This vulnerability affects Firefox < 55.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bugzilla.mozilla.org/show_bug.cgi?id=1352039 CVEExploitIssue TrackingThird Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-18/ CVEVendor Advisory
http://www.securityfocus.com/bid/100383 CVEThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039124 CVEThird Party AdvisoryVDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1352039 [email protected]ExploitIssue TrackingThird Party Advisory

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]

Affected Products

ProductVersions
mozilla firefox
< 55.0

CPE

  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-7781
NVD Published Date:
Jun 11, 2018
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2017-7781 Details - Not Deferred