OpenSSL 1.0.1/1.0.2 SRP Server resource management

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in OpenSSL 1.0.1/1.0.2. The impacted element is an unknown function of the component SRP Server. The manipulation leads to resource management. This vulnerability is listed as CVE-2016-0798. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in OpenSSL 1.0.1/1.0.2 (Network Encryption Software). It has been rated as critical. This issue affects some unknown processing of the component SRP Server. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability.

The weakness was presented 03/01/2016 as 20160301.txt as confirmed advisory (Website). It is possible to read the advisory at openssl.org. The identification of this vulnerability is CVE-2016-0798 since 12/16/2015. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 89061 (Debian DSA-3500-1 : openssl - 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124883 (Oracle Solaris 10 Multiple Vulnerabilities (Third Party Bulletin - April 2016)).

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

The vulnerability is also documented in the databases at X-Force (111141), Tenable (89061), SecurityFocus (BID 83705†) and Vulnerability Center (SBV-57005†). See VDB-76874, VDB-81112, VDB-81133 and VDB-81138 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Support

  • end of life (old version)

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.7
VulDB Meta Temp Score: 8.0

VulDB Base Score: 9.8
VulDB Temp Score: 8.5
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: 🔍
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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 89061
Nessus Name: Debian DSA-3500-1 : openssl - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 12024
OpenVAS Name: Mageia Linux Local Check: mgasa-2016-0093
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: 259b664f950c2ba66fbf4b0fe5281327904ead21

Timelineinfo

12/16/2015 🔍
02/23/2016 +69 days 🔍
03/01/2016 +6 days 🔍
03/01/2016 +0 days 🔍
03/01/2016 +0 days 🔍
03/01/2016 +0 days 🔍
03/03/2016 +1 days 🔍
03/03/2016 +0 days 🔍
03/05/2016 +2 days 🔍
07/08/2022 +2315 days 🔍

Sourcesinfo

Product: openssl.org

Advisory: 20160301.txt
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-0798 (🔍)
GCVE (CVE): GCVE-0-2016-0798
GCVE (VulDB): GCVE-100-81143

OVAL: 🔍

X-Force: 111141 - OpenSSL SRP server denial of service
SecurityFocus: 83705 - OpenSSL CVE-2016-0798 Memory Leak Denial of Service Vulnerability
SecurityTracker: 1035133
Vulnerability Center: 57005 - OpenSSL Remote Information Disclosure via SRP Database Lookups - CVE-2016-0798, Medium

See also: 🔍

Entryinfo

Created: 03/03/2016 10:44
Updated: 07/08/2022 19:58
Changes: 03/03/2016 10:44 (69), 09/01/2018 08:40 (18), 07/08/2022 19:58 (6)
Complete: 🔍
Cache ID: 216::103

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