VDB-136911 · CVE-2018-20847 · BID 108921

OpenJPEG up to 2.3.0 openjp2/pi.c opj_get_encoding_parameters Parameter integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenJPEG up to 2.3.0. It has been classified as critical. Impacted is the function opj_get_encoding_parameters of the file openjp2/pi.c. Performing a manipulation as part of Parameter results in integer overflow. This vulnerability is identified as CVE-2018-20847. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in OpenJPEG up to 2.3.0 (Image Processing Software). This affects the function opj_get_encoding_parameters of the file openjp2/pi.c. The manipulation as part of a Parameter leads to a integer overflow vulnerability. CWE is classifying the issue as CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was released 06/26/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-20847 since 06/26/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

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

Entries connected to this vulnerability are available at VDB-136909 and VDB-136910. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

06/26/2019 🔍
06/26/2019 +0 days 🔍
06/27/2019 +1 days 🔍
10/08/2023 +1564 days 🔍

Sourcesinfo

Advisory: 5d00b719f4b93b1445e6fb4c766b9a9883c57949⛔
Status: Not defined

CVE: CVE-2018-20847 (🔍)
GCVE (CVE): GCVE-0-2018-20847
GCVE (VulDB): GCVE-100-136911
SecurityFocus: 108921

See also: 🔍

Entryinfo

Created: 06/27/2019 08:52
Updated: 10/08/2023 10:13
Changes: 06/27/2019 08:52 (56), 06/28/2020 06:53 (1), 10/08/2023 10:07 (5), 10/08/2023 10:13 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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