OpenJPEG 2.3.0 openjp2/opj_malloc.c opj_calloc resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as problematic was found in OpenJPEG 2.3.0 (Image Processing Software). This vulnerability affects the function opj_calloc of the file openjp2/opj_malloc.c. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

The bug was discovered 01/17/2019. The weakness was shared 01/28/2019 (Website). The advisory is available at This vulnerability was named CVE-2019-6988 since 01/28/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 11 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106785†). The entries VDB-119756, VDB-146802, VDB-212812 and VDB-246393 are related to this item.






CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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NVD Base Score: 6.5
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Class: Resource consumption
CWE: CWE-400 / CWE-404

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


01/17/2019 🔍
01/28/2019 +11 days 🔍
01/28/2019 +0 days 🔍
01/28/2019 +0 days 🔍
01/28/2019 +0 days 🔍
01/29/2019 +1 days 🔍
07/03/2023 +1616 days 🔍


Advisory: 1178
Status: Not defined

CVE: CVE-2019-6988 (🔍)
SecurityFocus: 106785 - OpenJPEG CVE-2019-6988 Denial of Service Vulnerability

See also: 🔍


Created: 01/29/2019 09:48 AM
Updated: 07/03/2023 03:51 PM
Changes: 01/29/2019 09:48 AM (59), 05/06/2020 02:49 PM (3), 07/03/2023 03:51 PM (3)
Complete: 🔍
Cache ID: 44:198:40


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