MEDIUM
CVE-2018-20584
NVD-CWE-noinfoPublished: December 30, 2018· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
JasPer 2.0.14 allows remote attackers to cause a denial of service (application hang) via an attempted conversion to the jp2 format.
Technical Analysis
CVE-2018-20584 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Vendors & Products
Debian1 product(s)
debian linux
jasper_project1 product(s)
jasper
Oracle1 product(s)
outside in technology
Source: NVD CPE · 3 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (10)
→
http://www.securityfocus.com/bid/106356Broken Link · Third Party Advisory · VDB Entry
→
https://github.com/mdadams/jasper/issues/192Exploit · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/01/msg00003.htmlMailing List · Third Party Advisory
→
https://security.gentoo.org/glsa/201908-03Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2020.htmlPatch · Third Party Advisory
→
http://www.securityfocus.com/bid/106356Broken Link · Third Party Advisory · VDB Entry
→
https://github.com/mdadams/jasper/issues/192Exploit · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/01/msg00003.htmlMailing List · Third Party Advisory
→
https://security.gentoo.org/glsa/201908-03Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2020.htmlPatch · Third Party Advisory
Quick Facts
CVE IDCVE-2018-20584
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected3 vendor(s)
PublishedDec 30, 2018
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2018-20584 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.