CVE-2020-27828
HIGH
7.8
CVSS Score
Published: December 11, 2020 at 03:07 AM UTC
Updated: June 17, 2026 at 03:09 AM UTC
2 products affected across 2 vendorsFedoraJasper
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Severity
HIGH7.8
Exploit prediction
EPSS 1%
Description
There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2.0.23
Affected range stops below 2.0.23, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://bugzilla.redhat.com/show_bug.cgi?id=1905201
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/COBEVDBUO3QTNR6YQBBTIQKNIB6W3MJ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EBZZ2SNTQ4BSA6PNJCTOAKXIAXYNNF6V/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4ALB4SXHURLVWKAOKYRNJXPABW3M22M/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPOVZTSIQPW2H4AFLMI3LHJEZGBVEQET/
References (6)
x_refsource_MISCIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1905201x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/jasper-software/jasper/issues/252Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/COBEVDBUO3QTNR6YQBBTIQKNIB6W3MJ2/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EBZZ2SNTQ4BSA6PNJCTOAKXIAXYNNF6V/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4ALB4SXHURLVWKAOKYRNJXPABW3M22M/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPOVZTSIQPW2H4AFLMI3LHJEZGBVEQET/CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20
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