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Vulnerability details: VCID-bu41-pxj2-aaag
Vulnerability ID VCID-bu41-pxj2-aaag
Aliases CVE-2023-6863
Summary The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-6863.json
epss 0.00074 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
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epss 0.00080 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
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epss 0.00312 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
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epss 0.00424 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
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epss 0.00424 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
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epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
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epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.01354 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
epss 0.03476 https://api.first.org/data/v1/epss?cve=CVE-2023-6863
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2023-6863
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2023-6863
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-54
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-55
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-56
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-6863.json
https://api.first.org/data/v1/epss?cve=CVE-2023-6863
https://bugzilla.mozilla.org/show_bug.cgi?id=1868901
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6856
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6857
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6858
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6859
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6860
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6861
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6862
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6863
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6864
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6865
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6867
https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
https://www.debian.org/security/2023/dsa-5581
https://www.mozilla.org/security/advisories/mfsa2023-54/
https://www.mozilla.org/security/advisories/mfsa2023-55/
https://www.mozilla.org/security/advisories/mfsa2023-56/
2255369 https://bugzilla.redhat.com/show_bug.cgi?id=2255369
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:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
CVE-2023-6863 https://nvd.nist.gov/vuln/detail/CVE-2023-6863
GLSA-202401-10 https://security.gentoo.org/glsa/202401-10
GLSA-202402-25 https://security.gentoo.org/glsa/202402-25
mfsa2023-54 https://www.mozilla.org/en-US/security/advisories/mfsa2023-54
mfsa2023-55 https://www.mozilla.org/en-US/security/advisories/mfsa2023-55
mfsa2023-56 https://www.mozilla.org/en-US/security/advisories/mfsa2023-56
RHSA-2024:0001 https://access.redhat.com/errata/RHSA-2024:0001
RHSA-2024:0002 https://access.redhat.com/errata/RHSA-2024:0002
RHSA-2024:0003 https://access.redhat.com/errata/RHSA-2024:0003
RHSA-2024:0004 https://access.redhat.com/errata/RHSA-2024:0004
RHSA-2024:0005 https://access.redhat.com/errata/RHSA-2024:0005
RHSA-2024:0011 https://access.redhat.com/errata/RHSA-2024:0011
RHSA-2024:0012 https://access.redhat.com/errata/RHSA-2024:0012
RHSA-2024:0019 https://access.redhat.com/errata/RHSA-2024:0019
RHSA-2024:0021 https://access.redhat.com/errata/RHSA-2024:0021
RHSA-2024:0022 https://access.redhat.com/errata/RHSA-2024:0022
RHSA-2024:0023 https://access.redhat.com/errata/RHSA-2024:0023
RHSA-2024:0024 https://access.redhat.com/errata/RHSA-2024:0024
RHSA-2024:0025 https://access.redhat.com/errata/RHSA-2024:0025
RHSA-2024:0026 https://access.redhat.com/errata/RHSA-2024:0026
RHSA-2024:0027 https://access.redhat.com/errata/RHSA-2024:0027
RHSA-2024:0028 https://access.redhat.com/errata/RHSA-2024:0028
RHSA-2024:0029 https://access.redhat.com/errata/RHSA-2024:0029
RHSA-2024:0030 https://access.redhat.com/errata/RHSA-2024:0030
USN-6562-1 https://usn.ubuntu.com/6562-1/
USN-6563-1 https://usn.ubuntu.com/6563-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-6863.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://nvd.nist.gov/vuln/detail/CVE-2023-6863
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-2023-6863
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 0.34254
EPSS Score 0.00074
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
2024-01-03T17:14:55.353548+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2023-6863 34.0.0rc1