Apache NuttX up to 9.1.0/10.0.0 TCP Packet out-of-bounds write

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Apache NuttX up to 9.1.0/10.0.0. This issue affects some unknown processing of the component TCP Packet Handler. Executing a manipulation can lead to out-of-bounds write. This vulnerability appears as CVE-2020-17528. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Apache NuttX up to 9.1.0/10.0.0 and classified as critical. This vulnerability affects an unknown function of the component TCP Packet Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 12/09/2020. The advisory is shared for download at openwall.com. This vulnerability was named CVE-2020-17528. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 12/09/2020).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

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

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/12/2020 🔍
12/09/2020 +119 days 🔍
12/09/2020 +0 days 🔍
12/15/2020 +6 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-17528 (🔍)
GCVE (CVE): GCVE-0-2020-17528
GCVE (VulDB): GCVE-100-165928

Entryinfo

Created: 12/09/2020 21:09
Updated: 12/15/2020 08:52
Changes: 12/09/2020 21:09 (37), 12/15/2020 08:52 (2)
Complete: 🔍
Cache ID: 216::103

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