Hostapd up to 2.5 IAPP Location Update Request input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

A vulnerability has been found in Hostapd up to 2.5 and classified as problematic. This vulnerability affects an unknown function of the component IAPP Location Update Handler. The manipulation as part of a Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

An exploitable denial-of-service vulnerability exists in the hostapd 2.6, where an attacker could trigger AP to send IAPP location updates for stations, before the required authentication process has completed. This could lead to different denial of service scenarios, either by causing CAM table attacks, or by leading to traffic flapping if faking already existing clients in other nearby Aps of the same wireless infrastructure. An attacker can forge Authentication and Association Request packets to trigger this vulnerability.

The weakness was shared 12/12/2019. This vulnerability was named CVE-2019-5061 since 01/04/2019. The attack needs to approached within the local network. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 2.6 eliminates this vulnerability.

The entry 147155 is related to this item.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 7.4
CNA Vector (Talos): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Partially

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: Hostapd 2.6

Timelineinfo

01/04/2019 🔍
12/12/2019 +342 days 🔍
12/13/2019 +1 days 🔍
03/11/2024 +1550 days 🔍

Sourcesinfo

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2019-5061 (🔍)
See also: 🔍

Entryinfo

Created: 12/13/2019 09:09
Updated: 03/11/2024 15:02
Changes: 12/13/2019 09:09 (38), 12/13/2019 09:14 (17), 03/11/2024 14:58 (4), 03/11/2024 15:02 (12)
Complete: 🔍

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