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

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

A vulnerability classified as critical has been found in Apache Tomcat Native up to 1.1.34/1.2.16 (Application Server Software). Affected is an unknown part of the component OSCP Responder. The manipulation as part of a Revoked Certificate leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

When using an OCSP responder Apache Tomcat Native 1.2.0 to 1.2.16 and 1.1.23 to 1.1.34 did not correctly handle invalid responses. This allowed for revoked client certificates to be incorrectly identified. It was therefore possible for users to authenticate with revoked certificates when using mutual TLS. Users not using OCSP checks are not affected by this vulnerability.

The bug was discovered 07/21/2018. The weakness was shared 07/31/2018 (Website). The advisory is available at mail-archives.apache.org. This vulnerability is traded as CVE-2018-8019 since 03/08/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1587.003 by the MITRE ATT&CK project.

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 l.

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 vulnerability database at Tenable (112065). The entry 122455 is related to this item.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
ATT&CK: T1587.003

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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 Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

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 🔍
04/28/2023 +1708 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: RHSA-2018:2469
Status: Not defined

CVE: CVE-2018-8019 (🔍)
SecurityTracker: 1041507
SecurityFocus: 104936 - Apache Tomcat Native Connector CVE-2018-8019 Remote Security Vulnerability

See also: 🔍

Entryinfo

Created: 08/01/2018 11:08
Updated: 04/28/2023 00:26
Changes: 08/01/2018 11:08 (74), 03/12/2020 09:48 (5), 04/28/2023 00:26 (5)
Complete: 🔍

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