Qt 5.11 PPM Image qppmhandler.cpp divide by zero

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Qt 5.11. This affects an unknown function of the file qppmhandler.cpp of the component PPM Image Handler. Performing a manipulation results in divide by zero. This vulnerability is identified as CVE-2018-19872. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Qt 5.11. This affects some unknown functionality of the file qppmhandler.cpp of the component PPM Image Handler. The manipulation with an unknown input leads to a divide by zero vulnerability. CWE is classifying the issue as CWE-369. The product divides a value by zero. This is going to have an impact on availability. The summary by CVE is:

An issue was discovered in Qt 5.11. A malformed PPM image causes a division by zero and a crash in qppmhandler.cpp.

The weakness was released 03/21/2019 (Website). It is possible to read the advisory at blog.qt.io. This vulnerability is uniquely identified as CVE-2018-19872 since 12/05/2018. 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.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 172331 (OpenSUSE Security Update for libqt5-qtbase (openSUSE-SU-2019:1239-1)).

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Divide by zero
CWE: CWE-369 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/05/2018 🔍
03/21/2019 +106 days 🔍
03/21/2019 +0 days 🔍
08/03/2023 +1596 days 🔍

Sourcesinfo

Advisory: USN-4275-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-19872 (🔍)
GCVE (CVE): GCVE-0-2018-19872
GCVE (VulDB): GCVE-100-131931

Entryinfo

Created: 03/21/2019 23:01
Updated: 08/03/2023 14:33
Changes: 03/21/2019 23:01 (56), 05/18/2020 06:44 (1), 08/03/2023 14:33 (3)
Complete: 🔍
Cache ID: 216::103

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