Red Hat Ceph up to 0.94.9-7 Object Gateway POST Request input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Red Hat Ceph up to 0.94.9-7. It has been declared as problematic. The impacted element is an unknown function of the component Object Gateway. Executing a manipulation as part of POST Request can lead to input validation. This vulnerability appears as CVE-2016-8626. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Red Hat Ceph up to 0.94.9-7. This vulnerability affects some unknown processing of the component Object Gateway. The manipulation as part of a POST Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

A flaw was found in Red Hat Ceph before 0.94.9-8. The way Ceph Object Gateway handles POST object requests permits an authenticated attacker to launch a denial of service attack by sending null or specially crafted POST object requests.

The bug was discovered 11/22/2016. The weakness was presented 07/31/2018 (Website). The advisory is available at tracker.ceph.com. This vulnerability was named CVE-2016-8626 since 10/12/2016. The attack can be initiated remotely. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 115 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 110330 (RHEL 7 : Red Hat Ceph Storage (RHSA-2016:2815)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196943 (Ubuntu Security Notification for Ceph Vulnerabilities (USN-3452-1)).

Upgrading to version 0.94.9-8 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110330) and SecurityFocus (BID 94488†). See VDB-89142, VDB-92321 and VDB-122471 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 110330
Nessus Name: RHEL 7 : Red Hat Ceph Storage (RHSA-2016:2815)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 841810
OpenVAS Name: Ubuntu Update for ceph USN-3452-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ceph 0.94.9-8

Timelineinfo

10/12/2016 🔍
10/20/2016 +8 days 🔍
11/22/2016 +33 days 🔍
03/16/2017 +114 days 🔍
06/06/2018 +446 days 🔍
07/31/2018 +54 days 🔍
07/31/2018 +0 days 🔍
08/01/2018 +1 days 🔍
04/27/2023 +1730 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2016:2815
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-8626 (🔍)
GCVE (CVE): GCVE-0-2016-8626
GCVE (VulDB): GCVE-100-122338
SecurityFocus: 94488 - Red Hat Ceph CVE-2016-8626 Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 08/01/2018 07:42
Updated: 04/27/2023 19:36
Changes: 08/01/2018 07:42 (76), 03/11/2020 11:37 (4), 04/27/2023 19:36 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!