hostapd/wpa_supplicant EAP-pwd Server resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in hostapd and wpa_supplicant. This affects an unknown part of the component EAP-pwd Server. Performing a manipulation results in resource management. This vulnerability is identified as CVE-2015-4145. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in hostapd and wpa_supplicant (the affected version is unknown). This affects an unknown code of the component EAP-pwd Server. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

The EAP-pwd server and peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not validate a fragment is already being processed, which allows remote attackers to cause a denial of service (memory leak) via a crafted message.

The weakness was released 06/15/2015 (oss-sec). It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2015-4145 since 05/31/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 83964 (FreeBSD : hostapd and wpa_supplicant -- multiple vulnerabilities (bbc0db92-084c-11e5-bb90-002590263bf5)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170540 (OpenSUSE Security Update for hostapd (openSUSE-SU-2017:2896-1)).

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 databases at Tenable (83964), SecurityFocus (BID 74549†) and Vulnerability Center (SBV-57443†). Entries connected to this vulnerability are available at VDB-75143, VDB-75887, VDB-75888 and VDB-75889. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
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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Nessus ID: 83964
Nessus Name: FreeBSD : hostapd and wpa_supplicant -- multiple vulnerabilities (bbc0db92-084c-11e5-bb90-002590263bf5)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703397
OpenVAS Name: Debian Security Advisory DSA 3397-1 (wpa - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/31/2015 🔍
06/01/2015 +1 days 🔍
06/03/2015 +2 days 🔍
06/03/2015 +0 days 🔍
06/15/2015 +12 days 🔍
06/15/2015 +0 days 🔍
06/16/2015 +1 days 🔍
03/21/2016 +279 days 🔍
05/21/2022 +2252 days 🔍

Sourcesinfo

Advisory: USN-2650-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-4145 (🔍)
GCVE (CVE): GCVE-0-2015-4145
GCVE (VulDB): GCVE-100-75891

OVAL: 🔍

SecurityFocus: 74549
Vulnerability Center: 57443 - Hostapd and Wpa_Supplicant 1.0 through 2.4 Remote DoS via a Crafted Message, Medium

See also: 🔍

Entryinfo

Created: 06/16/2015 10:15
Updated: 05/21/2022 08:26
Changes: 06/16/2015 10:15 (64), 02/01/2019 14:49 (5), 05/21/2022 08:26 (3)
Complete: 🔍
Cache ID: 216:249:103

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