CVE-2018-20847

openjpeg: integer overflow in function opj_get_encoding_parameters in openjp2/pi.c

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through 2.3.0 can lead to an integer overflow.

Un cálculo incorrecto de p_tx0, p_tx1, p_ty0 y p_ty1 en la función opj_get_encoding_parameters en openjp2/pi.c en OpenJPEG a versión 2.3.0 puede dar lugar a un desbordamiento de enteros.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-06-26 CVE Reserved
2019-06-26 CVE Published
2024-08-05 CVE Updated
2024-11-16 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (7)

URL	Tag	Source
http://www.securityfocus.com/bid/108921	Broken Link
https://lists.debian.org/debian-lts-announce/2019/07/msg00010.html	Issue Tracking

URL	Date	SRC

URL	Date	SRC
https://github.com/uclouvain/openjpeg/commit/5d00b719f4b93b1445e6fb4c766b9a9883c57949	2023-02-27
https://github.com/uclouvain/openjpeg/issues/431	2023-02-27
https://github.com/uclouvain/openjpeg/pull/1168/commits/c58df149900df862806d0e892859b41115875845	2023-02-27

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2018-20847	2021-11-09
https://bugzilla.redhat.com/show_bug.cgi?id=1728509	2021-11-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Uclouvain Search vendor "Uclouvain"		Openjpeg Search vendor "Uclouvain" for product "Openjpeg"				<= 2.3.0 Search vendor "Uclouvain" for product "Openjpeg" and version " <= 2.3.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected