Vulnerability Details : CVE-2020-27842
There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability.
Vulnerability category: Memory Corruption
Products affected by CVE-2020-27842
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:codeready_linux_builder:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:codeready_linux_builder_for_power_little_endian:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:uclouvain:openjpeg:*:*:*:*:*:*:*:*
Threat overview for CVE-2020-27842
Top countries where our scanners detected CVE-2020-27842
Top open port discovered on systems with this issue
53
IPs affected by CVE-2020-27842 54,816
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2020-27842!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2020-27842
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-27842
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-27842
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2020-27842
-
https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html
[SECURITY] [DLA 2975-1] openjpeg2 security updateMailing List;Third Party Advisory
-
https://www.debian.org/security/2021/dsa-4882
Debian -- Security Information -- DSA-4882-1 openjpeg2Mailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/
[SECURITY] Fedora 32 Update: openjpeg2-2.3.1-10.fc32 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
https://www.oracle.com//security-alerts/cpujul2021.html
Oracle Critical Patch Update Advisory - July 2021Patch;Third Party Advisory
-
https://www.oracle.com/security-alerts/cpuApr2021.html
Oracle Critical Patch Update Advisory - April 2021Patch;Third Party Advisory
-
https://security.gentoo.org/glsa/202101-29
OpenJPEG: Multiple vulnerabilities (GLSA 202101-29) — Gentoo securityThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1907513
1907513 – (CVE-2020-27842) CVE-2020-27842 openjpeg: null pointer dereference in opj_tgt_reset function in lib/openjp2/tgt.cIssue Tracking;Patch;Third Party Advisory
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