Convertimagetotext jiNa OCR Image to Text 1.0 PNG File memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Convertimagetotext jiNa OCR Image to Text 1.0. This impacts an unknown function of the component PNG File Handler. The manipulation leads to memory allocation. This vulnerability is uniquely identified as CVE-2018-25279. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Convertimagetotext jiNa OCR Image to Text 1.0. This issue affects some unknown processing of the component PNG File Handler. The manipulation with an unknown input leads to a memory allocation vulnerability. Using CWE to declare the problem leads to CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. Impacted is availability. The summary by CVE is:

jiNa OCR Image to Text 1.0 contains a denial of service vulnerability that allows local attackers to crash the application by processing a malformed PNG file. Attackers can create a specially crafted PNG file with an oversized buffer and trigger the crash when the application attempts to convert the file to PDF.

The weakness was disclosed by Gionathan Reale as 45380. It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2018-25279 since 04/26/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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 EUVD (EUVD-2018-21799). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.2
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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: 🔒

Timelineinfo

04/26/2026 Advisory disclosed
04/26/2026 +0 days CVE reserved
04/26/2026 +0 days VulDB entry created
04/27/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 45380
Researcher: Gionathan Reale
Status: Not defined

CVE: CVE-2018-25279 (🔒)
GCVE (CVE): GCVE-0-2018-25279
GCVE (VulDB): GCVE-100-359687
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/26/2026 15:59
Updated: 04/27/2026 01:07
Changes: 04/26/2026 15:59 (79), 04/27/2026 01:07 (1)
Complete: 🔍
Cache ID: 216::103

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

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