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Vulnerability details: VCID-3cp3-cxzm-17bt
Vulnerability ID VCID-3cp3-cxzm-17bt
Aliases CVE-2017-7776
Summary Heap-based Buffer Overflow read in Graphite2 library in Firefox before 54 in graphite2::Silf::getClassGlyph.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7776.json
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
epss 0.00476 https://api.first.org/data/v1/epss?cve=CVE-2017-7776
cvssv2 5.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.8 https://nvd.nist.gov/vuln/detail/CVE-2017-7776
cvssv3 8.1 https://nvd.nist.gov/vuln/detail/CVE-2017-7776
archlinux Critical https://security.archlinux.org/AVG-302
archlinux Critical https://security.archlinux.org/AVG-303
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7776.json
https://api.first.org/data/v1/epss?cve=CVE-2017-7776
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5470
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5472
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7749
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7750
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7751
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7752
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7754
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7756
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7757
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7758
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7764
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7771
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7772
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7773
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7774
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7776
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7777
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7778
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.mozilla.org/en-US/security/advisories/mfsa2017-15/
1472223 https://bugzilla.redhat.com/show_bug.cgi?id=1472223
ASA-201706-19 https://security.archlinux.org/ASA-201706-19
ASA-201706-20 https://security.archlinux.org/ASA-201706-20
AVG-302 https://security.archlinux.org/AVG-302
AVG-303 https://security.archlinux.org/AVG-303
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:sil:graphite2:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:sil:graphite2:*:*:*:*:*:*:*:*
CVE-2017-7776 https://nvd.nist.gov/vuln/detail/CVE-2017-7776
USN-3315-1 https://usn.ubuntu.com/3315-1/
USN-3321-1 https://usn.ubuntu.com/3321-1/
USN-3398-1 https://usn.ubuntu.com/3398-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7776.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-7776
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-7776
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.63909
EPSS Score 0.00476
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:35:29.032357+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/3398-1/ 37.0.0