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Vulnerability details: VCID-w1hw-e373-aaad
Vulnerability ID VCID-w1hw-e373-aaad
Aliases CVE-2022-22751
Summary Mozilla developers Calixte Denizet, Kershaw Chang, Christian Holler, Jason Kratzer, Gabriele Svelto, Tyson Smith, Simon Giesecke, and Steve Fink reported memory safety bugs present in Firefox 95 and Firefox ESR 91.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-787 Out-of-bounds Write
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
System Score Found at
rhas Important https://access.redhat.com/errata/RHSA-2022:0123
rhas Important https://access.redhat.com/errata/RHSA-2022:0124
rhas Important https://access.redhat.com/errata/RHSA-2022:0125
rhas Important https://access.redhat.com/errata/RHSA-2022:0126
rhas Important https://access.redhat.com/errata/RHSA-2022:0127
rhas Important https://access.redhat.com/errata/RHSA-2022:0128
rhas Important https://access.redhat.com/errata/RHSA-2022:0129
rhas Important https://access.redhat.com/errata/RHSA-2022:0130
rhas Important https://access.redhat.com/errata/RHSA-2022:0131
rhas Important https://access.redhat.com/errata/RHSA-2022:0132
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-22751.json
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
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epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
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epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00200 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
epss 0.00701 https://api.first.org/data/v1/epss?cve=CVE-2022-22751
cvssv3.1 8.8 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1664149%2C1737816%2C1739366%2C1740274%2C1740797%2C1741201%2C1741869%2C1743221%2C1743515%2C1745373%2C1746011
ssvc Track https://bugzilla.mozilla.org/buglist.cgi?bug_id=1664149%2C1737816%2C1739366%2C1740274%2C1740797%2C1741201%2C1741869%2C1743221%2C1743515%2C1745373%2C1746011
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=2039574
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2022-22751
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2022-22751
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2022-01
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2022-02
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2022-03
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2022-01/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2022-01/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2022-02/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2022-02/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2022-03/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2022-03/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-22751.json
https://api.first.org/data/v1/epss?cve=CVE-2022-22751
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1664149%2C1737816%2C1739366%2C1740274%2C1740797%2C1741201%2C1741869%2C1743221%2C1743515%2C1745373%2C1746011
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4140
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22737
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22738
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22739
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22740
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22741
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22742
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22743
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22745
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22747
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22748
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22751
https://www.mozilla.org/security/advisories/mfsa2022-01/
https://www.mozilla.org/security/advisories/mfsa2022-02/
https://www.mozilla.org/security/advisories/mfsa2022-03/
2039574 https://bugzilla.redhat.com/show_bug.cgi?id=2039574
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:mozilla:firefox_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
CVE-2022-22751 https://nvd.nist.gov/vuln/detail/CVE-2022-22751
mfsa2022-01 https://www.mozilla.org/en-US/security/advisories/mfsa2022-01
mfsa2022-02 https://www.mozilla.org/en-US/security/advisories/mfsa2022-02
mfsa2022-03 https://www.mozilla.org/en-US/security/advisories/mfsa2022-03
RHSA-2022:0123 https://access.redhat.com/errata/RHSA-2022:0123
RHSA-2022:0124 https://access.redhat.com/errata/RHSA-2022:0124
RHSA-2022:0125 https://access.redhat.com/errata/RHSA-2022:0125
RHSA-2022:0126 https://access.redhat.com/errata/RHSA-2022:0126
RHSA-2022:0127 https://access.redhat.com/errata/RHSA-2022:0127
RHSA-2022:0128 https://access.redhat.com/errata/RHSA-2022:0128
RHSA-2022:0129 https://access.redhat.com/errata/RHSA-2022:0129
RHSA-2022:0130 https://access.redhat.com/errata/RHSA-2022:0130
RHSA-2022:0131 https://access.redhat.com/errata/RHSA-2022:0131
RHSA-2022:0132 https://access.redhat.com/errata/RHSA-2022:0132
USN-5229-1 https://usn.ubuntu.com/5229-1/
USN-5246-1 https://usn.ubuntu.com/5246-1/
USN-5248-1 https://usn.ubuntu.com/5248-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-22751.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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://bugzilla.mozilla.org/buglist.cgi?bug_id=1664149%2C1737816%2C1739366%2C1740274%2C1740797%2C1741201%2C1741869%2C1743221%2C1743515%2C1745373%2C1746011
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-04-16T14:49:31Z/ Found at https://bugzilla.mozilla.org/buglist.cgi?bug_id=1664149%2C1737816%2C1739366%2C1740274%2C1740797%2C1741201%2C1741869%2C1743221%2C1743515%2C1745373%2C1746011
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-22751
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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-22751
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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2022-01/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-04-16T14:49:31Z/ Found at https://www.mozilla.org/security/advisories/mfsa2022-01/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2022-02/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-04-16T14:49:31Z/ Found at https://www.mozilla.org/security/advisories/mfsa2022-02/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2022-03/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-04-16T14:49:31Z/ Found at https://www.mozilla.org/security/advisories/mfsa2022-03/
Exploit Prediction Scoring System (EPSS)
Percentile 0.35113
EPSS Score 0.0017
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.