CVE-2019-14563: debian debian_linux
CVSS: 7.8v3.1HighModified
AliasesRHSA-2020:1712UBUNTU-CVE-2019-14563DEBIAN-CVE-2019-14563
Published 23-11-2020Last modified 05-08-2024
Vulnerability summary
CVE-2019-14563 is a high (CVSS 7.8) vulnerability in debian debian_linux. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 33.2% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.40%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 8 · Related 6Timeline
- 23-11-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.
CVSS metrics
5 scores · 4 sources · 3 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 6.4Preferred score · OSV · Red hat (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:LSourcesSingle source
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.40%
Chance of exploitation in the next 30 days
Percentile
33%
Versus all other CVEs
30-day change
0.00 pp
From 0.40% on 19-09-2026
19-09-202619-10-2026
EPSS score0.40%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-681Incorrect Conversion between Numeric TypesWhen converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Redhat3 products
- edk2< 0:20190829git37eef91017ad-9.el8
- edk2-aarch64< 0:20190829git37eef91017ad-9.el8
- edk2-ovmf< 0:20190829git37eef91017ad-9.el8
Debian2 products
- edk2< 0~20200229.4c0f6e34-1
- debian_linuxEOL9.0
Tianocore1 product
- edk2na
Ubuntu1 product
- edk2< 0~20160408.ffea0a2c-2ubuntu0.1 | < 0~20180205.c0d9813c-2ubuntu0.2
4 vendors · 7 products
References
18 links
lists.debian.org/debian-lts-announce/2021/04/msg00032.htmlMailing ListX Refsource MLISTThird Party Advisory
