Wangle prior v2019.04.22.00 LineBasedFrameDecoder Underflow memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Wangle. This issue affects some unknown processing of the component LineBasedFrameDecoder. Such manipulation leads to memory corruption (Underflow). This vulnerability is traded as CVE-2019-3563. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Wangle and classified as critical. Affected by this issue is an unknown function of the component LineBasedFrameDecoder. The manipulation with an unknown input leads to a memory corruption vulnerability (Underflow). Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00

The bug was discovered 04/22/2019. The weakness was shared 04/29/2019. This vulnerability is handled as CVE-2019-3563 since 01/02/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version v2019.04.22.00 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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

Name: Underflow
Class: Memory corruption / Underflow
CWE: CWE-119
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Wangle v2019.04.22.00
Patch: github.com

Timelineinfo

01/02/2019 🔍
04/22/2019 +110 days 🔍
04/29/2019 +7 days 🔍
04/29/2019 +0 days 🔍
09/11/2023 +1596 days 🔍

Sourcesinfo

Advisory: 5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6
Status: Not defined

CVE: CVE-2019-3563 (🔍)
GCVE (CVE): GCVE-0-2019-3563
GCVE (VulDB): GCVE-100-134204

Entryinfo

Created: 04/29/2019 21:49
Updated: 09/11/2023 07:43
Changes: 04/29/2019 21:49 (54), 06/04/2020 17:19 (1), 09/11/2023 07:43 (6)
Complete: 🔍
Cache ID: 216::103

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