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Vulnerability details: VCID-5z6t-46r7-aaas
Vulnerability ID VCID-5z6t-46r7-aaas
Aliases CVE-2020-12415
Summary When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-276 Incorrect Default Permissions
CWE-138 Improper Neutralization of Special Elements
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12415.html
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12415.json
epss 0.00144 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
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epss 0.00144 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
epss 0.00144 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
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epss 0.00162 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
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epss 0.00353 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
epss 0.00353 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
epss 0.00353 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
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epss 0.00353 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
epss 0.01201 https://api.first.org/data/v1/epss?cve=CVE-2020-12415
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1875241
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12415
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-12415
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-12415
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-12415
generic_textual Medium https://ubuntu.com/security/notices/USN-4408-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4408-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-24
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12415
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-29
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-29/#CVE-2020-12415
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12415.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12415.json
https://api.first.org/data/v1/epss?cve=CVE-2020-12415
https://bugzilla.mozilla.org/show_bug.cgi?id=1586630
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12415
https://security.gentoo.org/glsa/202007-10
https://ubuntu.com/security/notices/USN-4408-1
https://usn.ubuntu.com/usn/usn-4408-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12415
https://www.mozilla.org/en-US/security/advisories/mfsa2020-29/#CVE-2020-12415
https://www.mozilla.org/security/advisories/mfsa2020-24/
1875241 https://bugzilla.redhat.com/show_bug.cgi?id=1875241
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:o:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-12415 https://nvd.nist.gov/vuln/detail/CVE-2020-12415
mfsa2020-24 https://www.mozilla.org/en-US/security/advisories/mfsa2020-24
mfsa2020-29 https://www.mozilla.org/en-US/security/advisories/mfsa2020-29
USN-4408-1 https://usn.ubuntu.com/4408-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12415.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:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12415
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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12415
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:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12415
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 0.51107
EPSS Score 0.00144
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.