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Vulnerability details: VCID-s2x7-ae8b-aaac
Vulnerability ID VCID-s2x7-ae8b-aaac
Aliases CVE-2020-21913
Summary International Components for Unicode (ICU-20850) v66.1 was discovered to contain a use after free bug in the pkg_createWithAssemblyCode function in the file tools/pkgdata/pkgdata.cpp.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-21913.html
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-21913.json
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epss 0.00413 https://api.first.org/data/v1/epss?cve=CVE-2020-21913
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=2006950
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21913
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Low https://github.com/unicode-org/icu/pull/886
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-21913
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2020-21913
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2020-21913
generic_textual Low https://ubuntu.com/security/notices/USN-5133-1
generic_textual Low https://unicode-org.atlassian.net/browse/ICU-20850
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-21913.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-21913.json
https://api.first.org/data/v1/epss?cve=CVE-2020-21913
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21913
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/unicode-org/icu/pull/886
https://lists.debian.org/debian-lts-announce/2021/10/msg00008.html
https://ubuntu.com/security/notices/USN-5133-1
https://unicode-org.atlassian.net/browse/ICU-20850
https://www.debian.org/security/2021/dsa-5014
2006950 https://bugzilla.redhat.com/show_bug.cgi?id=2006950
cpe:2.3:a:unicode:international_components_for_unicode:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:unicode:international_components_for_unicode:*:*:*:*:*:*:*:*
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:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
CVE-2020-21913 https://nvd.nist.gov/vuln/detail/CVE-2020-21913
USN-5133-1 https://usn.ubuntu.com/5133-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-21913.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:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H 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:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-21913
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:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-21913
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:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-21913
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 0.37548
EPSS Score 0.00084
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.