CVE-2018-20570: debian debian_linux Out-of-bounds Read
CVSS: 6.5v3.0MediumModified
AliasesUBUNTU-CVE-2018-20570
Published 28-12-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-20570 is a medium (CVSS 6.5) Out-of-bounds Read vulnerability in debian debian_linux. EPSS estimates a 2.24% chance of exploitation in the next 30 days, higher than 82.5% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
2.24%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 7 · Related 5Timeline
- 28-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
jp2_encode in jp2/jp2_enc.c in JasPer 2.0.14 has a heap-based buffer over-read.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.24%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.24% on 18-09-2026
18-09-202618-10-2026
EPSS score2.24%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundJasper
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian1 product
- debian_linuxEOL8.0
Jasper_project1 product
- jasper2.0.14
Ubuntu1 product
- jasperAll versions (No fix recorded)
3 vendors · 3 products
References
7 links
lists.debian.org/debian-lts-announce/2019/01/msg00003.htmlMailing ListX Refsource MLISTThird Party AdvisoryREPORT- www.oracle.com/security-alerts/cpuapr2020.htmlX Refsource MISC