wpa_supplicant 2.0-16 Certificate Subject Name certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability, which was classified as critical, has been found in wpa_supplicant 2.0-16. Affected by this issue is an unknown code of the component Certificate Subject Name Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability. CVE summarizes:

wpa_supplicant 2.0-16 does not properly check certificate subject name, which allows remote attackers to cause a man-in-the-middle attack.

The bug was discovered 01/05/2015. The weakness was presented 08/28/2017 as Bug 1178263 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2015-0210 since 11/18/2014. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability was handled as a non-public zero-day exploit for at least 106 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 84079 (SUSE SLED12 / SLES12 Security Update : wpa_supplicant (SUSE-SU-2015:1013-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171206 (SUSE Enterprise Linux Security Update for wpa_supplicant (SUSE-SU-2018:1659-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (84079). See 71975 for similar entry.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

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

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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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: 84079
Nessus Name: SUSE SLED12 / SLES12 Security Update : wpa_supplicant (SUSE-SU-2015:1013-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/09/2014 🔍
11/18/2014 +40 days 🔍
01/05/2015 +48 days 🔍
04/21/2015 +106 days 🔍
06/10/2015 +50 days 🔍
08/28/2017 +810 days 🔍
08/28/2017 +0 days 🔍
08/29/2017 +1 days 🔍
01/10/2021 +1230 days 🔍

Sourcesinfo

Advisory: Bug 1178263
Researcher: Jouni Malinen
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-0210 (🔍)
OVAL: 🔍

SecurityFocus: 70396

See also: 🔍

Entryinfo

Created: 08/29/2017 09:11
Updated: 01/10/2021 07:21
Changes: 08/29/2017 09:11 (63), 11/10/2019 16:20 (11), 01/10/2021 07:21 (4)
Complete: 🔍

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