Linux Kernel up to 5.3.6 ps.c rtl_p2p_noa_ie buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.5$5k-$25k0.16

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.3.6. It has been declared as critical. This vulnerability affects the function rtl_p2p_noa_ie of the file drivers/net/wireless/realtek/rtlwifi/ps.c. The manipulation leads to buffer overflow. This vulnerability was named CVE-2019-17666. The attack needs to be approached within the local network. There is no exploit available. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.3.6 (Operating System). It has been classified as critical. This affects the function rtl_p2p_noa_ie of the file drivers/net/wireless/realtek/rtlwifi/ps.c. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel through 5.3.6 lacks a certain upper-bound check, leading to a buffer overflow.

The weakness was published 10/17/2019. This vulnerability is uniquely identified as CVE-2019-17666 since 10/17/2019. Access to the local network is required for this attack to succeed. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 10/14/2024).

The vulnerability scanner Nessus provides a plugin with the ID 208605 (CentOS 7 : kernel-alt (RHSA-2020:0740)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (208605). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 208605
Nessus Name: CentOS 7 : kernel-alt (RHSA-2020:0740)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/17/2019 🔍
10/17/2019 +0 days 🔍
10/18/2019 +1 days 🔍
10/14/2024 +1823 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: RHSA-2020:0328
Status: Not defined

CVE: CVE-2019-17666 (🔍)
GCVE (CVE): GCVE-0-2019-17666
GCVE (VulDB): GCVE-100-143835

Entryinfo

Created: 10/18/2019 09:58 AM
Updated: 10/14/2024 07:27 AM
Changes: 10/18/2019 09:58 AM (37), 10/18/2019 10:03 AM (18), 01/16/2024 09:55 AM (4), 10/14/2024 07:27 AM (16)
Complete: 🔍
Cache ID: 18:61D:40

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