HDF5 up to 1.10.4 HDF5 File H5Olayout.c H5O__layout_encode memory corruption

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability, which was classified as critical, was found in HDF5 up to 1.10.4 (Database Software). Affected is the function H5O__layout_encode of the file H5Olayout.c of the component HDF5 File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow in H5O__layout_encode in H5Olayout.c in the HDF HDF5 through 1.10.4 library allows attackers to cause a denial of service via a crafted HDF5 file. This issue was triggered while repacking an HDF5 file, aka "Invalid write of size 2."

The bug was discovered 01/27/2019. The weakness was shared 02/17/2019. This vulnerability is traded as CVE-2019-8396 since 02/16/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/10/2020).

The vulnerability was handled as a non-public zero-day exploit for at least 21 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 entries 130946 and 130945 are related to this item.

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VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2infoedit

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

NVD Base Score: 🔍

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfoedit

01/27/2019 🔍
02/16/2019 +20 days 🔍
02/17/2019 +1 days 🔍
02/18/2019 +1 days 🔍
05/10/2020 +447 days 🔍

Sourcesinfoedit

Status: Not defined

CVE: CVE-2019-8396 (🔍)
See also: 🔍

Entryinfoedit

Created: 02/18/2019 07:57 AM
Updated: 05/10/2020 10:12 PM
Changes: (1) vulnerability_discoverydate
Complete: 🔍

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