Binaryen 1.38.22 wasm/wasm.cpp getFunctionOrNull null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Binaryen 1.38.22. It has been classified as problematic. This affects the function wasm::Module::getFunctionOrNull of the file wasm/wasm.cpp. This manipulation causes null pointer dereference. This vulnerability appears as CVE-2019-7151. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in Binaryen 1.38.22. Affected by this vulnerability is the function wasm::Module::getFunctionOrNull of the file wasm/wasm.cpp. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

A NULL pointer dereference was discovered in wasm::Module::getFunctionOrNull in wasm/wasm.cpp in Binaryen 1.38.22. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by wasm-opt.

The bug was discovered 01/20/2019. The weakness was presented 01/29/2019 (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2019-7151 since 01/28/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 vulnerability was handled as a non-public zero-day exploit for at least 8 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.

See VDB-130306, VDB-130305 and VDB-130304 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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: 🔍

Timelineinfo

01/20/2019 🔍
01/28/2019 +8 days 🔍
01/28/2019 +0 days 🔍
01/29/2019 +1 days 🔍
01/29/2019 +0 days 🔍
07/03/2023 +1616 days 🔍

Sourcesinfo

Advisory: 1881
Status: Not defined

CVE: CVE-2019-7151 (🔍)
GCVE (CVE): GCVE-0-2019-7151
GCVE (VulDB): GCVE-100-130303
See also: 🔍

Entryinfo

Created: 01/29/2019 10:23
Updated: 07/03/2023 16:39
Changes: 01/29/2019 10:23 (57), 05/06/2020 16:13 (1), 07/03/2023 16:39 (3)
Complete: 🔍
Cache ID: 216::103

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

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