Apple iOS/iPadOS up to 13.0 SSH signature verification

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
4.6$5k-$25k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple iOS and iPadOS up to 13.0. Affected by this issue is some unknown functionality of the component SSH Handler. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2019-8901. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS and iPadOS up to 13.0 (Smartphone Operating System). It has been declared as problematic. This vulnerability affects an unknown part of the component SSH Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. As an impact it is known to affect confidentiality.

The weakness was presented 10/28/2020 as HT210603. The advisory is available at support.apple.com. This vulnerability was named CVE-2019-8901. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/29/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 13.1 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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

Class: Signature verification
CWE: CWE-347 / CWE-345
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: iOS/iPadOS 13.1

Timelineinfo

02/18/2019 🔍
10/28/2020 +618 days 🔍
10/28/2020 +0 days 🔍
11/29/2020 +32 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210603
Status: Confirmed

CVE: CVE-2019-8901 (🔍)
GCVE (CVE): GCVE-0-2019-8901
GCVE (VulDB): GCVE-100-163978
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 10/28/2020 13:30
Updated: 11/29/2020 17:06
Changes: 10/28/2020 13:30 (40), 11/29/2020 16:59 (2), 11/29/2020 17:06 (20)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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