Ganeti up to 2.15.1 RESTful Control Interface Parameter resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in Ganeti up to 2.15.1 and classified as problematic. This affects an unknown part of the component RESTful Control Interface. The manipulation as part of Parameter leads to resource management. This vulnerability is uniquely identified as CVE-2015-7944. The attack is possible to be carried out remotely. Moreover, an exploit is present. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Ganeti up to 2.15.1. This issue affects an unknown part of the component RESTful Control Interface. The manipulation as part of a Parameter leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

The RESTful control interface (aka RAPI or ganeti-rapi) in Ganeti before 2.9.7, 2.10.x before 2.10.8, 2.11.x before 2.11.8, 2.12.x before 2.12.6, 2.13.x before 2.13.3, 2.14.x before 2.14.2, and 2.15.x before 2.15.2, when used in SSL mode, allows remote attackers to cause a denial of service (resource consumption) via SSL parameter renegotiation.

The bug was discovered 12/30/2015. The weakness was disclosed 08/18/2017 as EDB-ID 39169 as not defined exploit (Exploit-DB). The advisory is shared at exploit-db.com. The identification of this vulnerability is CVE-2015-7944 since 10/23/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Pierre Kim and been published even before and not after the advisory. The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 87739 (Debian DSA-3431-1 : ganeti - 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 175559 (Debian Security Update for ganeti (DSA 3431-1)).

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 Exploit-DB (39169) and Tenable (87739). The entry VDB-105438 is pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

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: 🔍
Access: Public
Status: Proof-of-Concept
Author: Pierre Kim
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87739
Nessus Name: Debian DSA-3431-1 : ganeti - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703431
OpenVAS Name: Debian Security Advisory DSA 3431-1 (ganeti - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/23/2015 🔍
12/30/2015 +68 days 🔍
01/01/2016 +2 days 🔍
01/05/2016 +4 days 🔍
01/05/2016 +0 days 🔍
01/06/2016 +1 days 🔍
08/18/2017 +590 days 🔍
08/18/2017 +0 days 🔍
08/18/2017 +0 days 🔍
12/19/2024 +2680 days 🔍

Sourcesinfo

Advisory: EDB-ID 39169
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7944 (🔍)
GCVE (CVE): GCVE-0-2015-7944
GCVE (VulDB): GCVE-100-105437

OVAL: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/18/2017 22:48
Updated: 12/19/2024 16:15
Changes: 08/18/2017 22:48 (82), 11/08/2019 08:22 (2), 12/19/2024 16:15 (20)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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