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Vulnerability details: VCID-m24s-v9kz-4qeh
Vulnerability ID VCID-m24s-v9kz-4qeh
Aliases CVE-2023-28176
Summary Mozilla developers Timothy Nikkel, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Thunderbird 102.8. 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.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-787 Out-of-bounds Write
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-28176.json
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2023-28176
cvssv3.1 8.8 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1808352%2C1811637%2C1815904%2C1817442%2C1818674
ssvc Track https://bugzilla.mozilla.org/buglist.cgi?bug_id=1808352%2C1811637%2C1815904%2C1817442%2C1818674
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2023-28176
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-09
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-10
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-11
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2023-09/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2023-09/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2023-10/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2023-10/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2023-11/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2023-11/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-28176.json
https://api.first.org/data/v1/epss?cve=CVE-2023-28176
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25751
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25752
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28162
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28164
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28176
2178472 https://bugzilla.redhat.com/show_bug.cgi?id=2178472
buglist.cgi?bug_id=1808352%2C1811637%2C1815904%2C1817442%2C1818674 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1808352%2C1811637%2C1815904%2C1817442%2C1818674
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-2023-28176 https://nvd.nist.gov/vuln/detail/CVE-2023-28176
mfsa2023-09 https://www.mozilla.org/en-US/security/advisories/mfsa2023-09
mfsa2023-09 https://www.mozilla.org/security/advisories/mfsa2023-09/
mfsa2023-10 https://www.mozilla.org/en-US/security/advisories/mfsa2023-10
mfsa2023-10 https://www.mozilla.org/security/advisories/mfsa2023-10/
mfsa2023-11 https://www.mozilla.org/en-US/security/advisories/mfsa2023-11
mfsa2023-11 https://www.mozilla.org/security/advisories/mfsa2023-11/
RHSA-2023:1333 https://access.redhat.com/errata/RHSA-2023:1333
RHSA-2023:1336 https://access.redhat.com/errata/RHSA-2023:1336
RHSA-2023:1337 https://access.redhat.com/errata/RHSA-2023:1337
RHSA-2023:1364 https://access.redhat.com/errata/RHSA-2023:1364
RHSA-2023:1367 https://access.redhat.com/errata/RHSA-2023:1367
RHSA-2023:1401 https://access.redhat.com/errata/RHSA-2023:1401
RHSA-2023:1402 https://access.redhat.com/errata/RHSA-2023:1402
RHSA-2023:1403 https://access.redhat.com/errata/RHSA-2023:1403
RHSA-2023:1404 https://access.redhat.com/errata/RHSA-2023:1404
RHSA-2023:1407 https://access.redhat.com/errata/RHSA-2023:1407
RHSA-2023:1442 https://access.redhat.com/errata/RHSA-2023:1442
RHSA-2023:1443 https://access.redhat.com/errata/RHSA-2023:1443
RHSA-2023:1444 https://access.redhat.com/errata/RHSA-2023:1444
RHSA-2023:1445 https://access.redhat.com/errata/RHSA-2023:1445
RHSA-2023:1472 https://access.redhat.com/errata/RHSA-2023:1472
RHSA-2023:1479 https://access.redhat.com/errata/RHSA-2023:1479
USN-5954-1 https://usn.ubuntu.com/5954-1/
USN-5972-1 https://usn.ubuntu.com/5972-1/
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-2023-28176.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

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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=1808352%2C1811637%2C1815904%2C1817442%2C1818674
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

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none

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unchanged

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-08T20:25:03Z/ Found at https://bugzilla.mozilla.org/buglist.cgi?bug_id=1808352%2C1811637%2C1815904%2C1817442%2C1818674
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-2023-28176
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

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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/mfsa2023-09/
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

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-08T20:25:03Z/ Found at https://www.mozilla.org/security/advisories/mfsa2023-09/
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/mfsa2023-10/
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

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none

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-08T20:25:03Z/ Found at https://www.mozilla.org/security/advisories/mfsa2023-10/
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/mfsa2023-11/
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

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none

required

unchanged

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-08T20:25:03Z/ Found at https://www.mozilla.org/security/advisories/mfsa2023-11/
Exploit Prediction Scoring System (EPSS)
Percentile 0.35841
EPSS Score 0.00146
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:30.472957+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2023/mfsa2023-11.yml 37.0.0