Vulnerability Name:

CVE-2020-27824 (CCN-201806)

Assigned:2020-11-25
Published:2020-11-25
Updated:2022-08-05
Summary:A flaw was found in OpenJPEG’s encoder in the opj_dwt_calc_explicit_stepsizes() function. This flaw allows an attacker who can supply crafted input to decomposition levels to cause a buffer overflow. The highest threat from this vulnerability is to system availability.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
5.5 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
4.3 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-125
CWE-125
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-27824

Source: CCN
Type: Red Hat Bugzilla – Bug 1905723
(CVE-2020-27824) - CVE-2020-27824 openjpeg: global-buffer-overflow read in lib-openjp2

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1905723

Source: XF
Type: UNKNOWN
openjpeg-cve202027824-bo(201806)

Source: CCN
Type: OpenJPEG GIT Repository
fixes #1283

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20210208 [SECURITY] [DLA 2550-1] openjpeg2 security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-4cd57a6876

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-d32853a28d

Source: DEBIAN
Type: Third Party Advisory
DSA-4882

Source: CCN
Type: Oracle CPUOct2021
Oracle Critical Patch Update Advisory - October 2021

Source: MISC
Type: Patch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:uclouvain:openjpeg:*:*:*:*:*:*:*:* (Version < 2.4.0)

    • Configuration 2:
  • cpe:/o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:fedoraproject:fedora:32:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:33:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:uclouvain:openjpeg:2.3.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7629
    P
    		libopenjp2-7-2.3.0-150000.3.8.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:7952
    P
    		libopenjpeg1-1.5.2-150000.4.10.1 on GA media (Moderate)
    2023-06-12
    oval:com.redhat.rhsa:def:20214251
    P
    		RHSA-2021:4251: openjpeg2 security update (Moderate)
    2021-11-09
    BACK
    uclouvain openjpeg *
    redhat enterprise linux 8.0
    fedoraproject fedora 32
    fedoraproject fedora 33
    debian debian linux 9.0
    debian debian linux 10.0
    uclouvain openjpeg 2.3.1