Apache HTTP Server 2.4.37/2.4.38 mod_ssl access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Apache HTTP Server 2.4.37/2.4.38. Affected by this vulnerability is an unknown functionality of the component mod_ssl. This manipulation causes access control. This vulnerability is handled as CVE-2019-0215. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Apache HTTP Server 2.4.37/2.4.38 (Web Server). Affected by this vulnerability is some unknown processing of the component mod_ssl. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In Apache HTTP Server 2.4 releases 2.4.37 and 2.4.38, a bug in mod_ssl when using per-location client certificate verification with TLSv1.3 allowed a client to bypass configured access control restrictions.

The bug was discovered 04/01/2019. The weakness was released 04/08/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2019-0215 since 11/14/2018. 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 pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 08/27/2023). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277747 (Fedora security update for httpd (FEDORA-2019-cf7695b470)).

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 107667†). Additional details are provided at lists.fedoraproject.org. Entries connected to this vulnerability are available at VDB-133110, VDB-133112, VDB-136373 and VDB-138002. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/14/2018 🔍
04/01/2019 +138 days 🔍
04/02/2019 +1 days 🔍
04/08/2019 +6 days 🔍
04/09/2019 +1 days 🔍
08/27/2023 +1601 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: RHSA-2019:0980⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-0215 (🔍)
GCVE (CVE): GCVE-0-2019-0215
GCVE (VulDB): GCVE-100-133111
SecurityFocus: 107667 - Apache HTTP Server CVE-2019-0215 Access Bypass Vulnerability

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/09/2019 07:08
Updated: 08/27/2023 10:57
Changes: 04/09/2019 07:08 (64), 05/27/2020 16:34 (3), 08/27/2023 10:57 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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