cryptctl up to 1.x RPC Request input validation

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.
8.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in cryptctl up to 1.x. This affects an unknown part of the component RPC Request Handler. Performing a manipulation results in input validation. This vulnerability was named CVE-2017-9270. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in cryptctl up to 1.x. It has been classified as critical. This affects some unknown processing of the component RPC Request Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In cryptctl before version 2.0 a malicious server could send RPC requests that could overwrite files outside of the cryptctl key database.

The bug was discovered 05/31/2017. The weakness was presented 03/01/2018 (Website). The advisory is shared at lists.opensuse.org. This vulnerability is uniquely identified as CVE-2017-9270 since 05/29/2017. It is possible to initiate the attack remotely. Required for exploitation is a authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 274 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.0 eliminates this vulnerability.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 8.0

VulDB Base Score: 6.6
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CNA Base Score: 8.7
CNA Vector (SUSE): 🔍

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
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: cryptctl 2.0

Timelineinfo

05/29/2017 🔍
05/31/2017 +2 days 🔍
03/01/2018 +274 days 🔍
03/01/2018 +0 days 🔍
03/02/2018 +1 days 🔍
02/16/2023 +1812 days 🔍

Sourcesinfo

Advisory: lists.opensuse.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9270 (🔍)
GCVE (CVE): GCVE-0-2017-9270
GCVE (VulDB): GCVE-100-113973

Entryinfo

Created: 03/02/2018 07:56
Updated: 02/16/2023 12:03
Changes: 03/02/2018 07:56 (58), 01/09/2020 16:50 (1), 02/16/2023 12:03 (14)
Complete: 🔍
Cache ID: 216::103

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