Apache Tomcat Native up to 1.1.34/1.2.16 OSCP Revoked Certificate certificate validation

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CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability classified as critical was found in Apache Tomcat Native up to 1.1.34/1.2.16 (Application Server Software). Affected by this vulnerability is an unknown code of the component OSCP Handler. The manipulation as part of a Revoked Certificate leads to a weak authentication vulnerability. The CWE definition for the vulnerability is CWE-295. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 07/21/2018. The weakness was published 07/31/2018 (Website). It is possible to read the advisory at mail-archives.us.apache.org. This vulnerability is known as CVE-2018-8020 since 03/08/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 112065 (Debian DLA-1475-1 : tomcat-native security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context local.

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 104934) and Tenable (112065). Similar entry is available at 122454.

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CPE 2.3infoedit

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VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2infoedit

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Weak authentication
CWE: CWE-295
ATT&CK: T1587.003

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 112065
Nessus Name: Debian DLA-1475-1 : tomcat-native security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfoedit

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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: mail-archives.us.apache.org

Timelineinfoedit

03/08/2018 🔍
07/21/2018 +134 days 🔍
07/21/2018 +0 days 🔍
07/31/2018 +9 days 🔍
07/31/2018 +0 days 🔍
08/01/2018 +1 days 🔍
08/22/2018 +21 days 🔍
08/23/2018 +1 days 🔍
03/12/2020 +567 days 🔍

Sourcesinfoedit

Vendor: https://www.apache.org/

Advisory: mail-archives.us.apache.org
Status: Not defined

CVE: CVE-2018-8020 (🔍)
SecurityFocus: 104934 - Apache Tomcat Native Connector CVE-2018-8020 Remote Security Vulnerability

See also: 🔍

Entryinfoedit

Created: 08/01/2018 11:09 AM
Updated: 03/12/2020 09:52 AM
Changes: (5) vulnerability_discoverydate countermeasure_name countermeasure_date source_securityfocus_date source_securityfocus_class
Complete: 🔍

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