Vulnerability Monitor

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CVE-2018-5094

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox < 58.

Published

2018-06-11T21:29:12.420

Last Modified

2024-11-21T04:08:05.283

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	≤ 57.0.4	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	17.10	Yes

References

http://www.securityfocus.com/bid/102786 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1040270 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1415883 Issue Tracking, Permissions Required ([email protected])
https://usn.ubuntu.com/3544-1/ Third Party Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2018-02/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/102786 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1040270 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1415883 Issue Tracking, Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3544-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2018-02/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)