CVE-2017-7776 : Heap-based Buffer Overflow read in Graphite2 library in Firefox before 54 in gra

Heap-based Buffer Overflow read in Graphite2 library in Firefox before 54 in graphite2::Silf::getClassGlyph.

Published 2019-04-15 12:31:09

Updated 2019-04-15 18:10:31

Source Mozilla Corporation

View at NVD, CVE.org

Vulnerability category: Overflow

Products affected by CVE-2017-7776

Mozilla » Firefox
Versions before (<) 54.0
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Matching versions
SIL » Graphite2
Versions before (<) 1.3.10
cpe:2.3:a:sil:graphite2:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.30%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 65 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:N/A:P	8.6	4.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
8.1	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H	2.8	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

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