IBM Tivoli Monitoring 6.2.2.x use after free

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.
7.1$5k-$25k0.00

Summaryinfo

A vulnerability was found in IBM Tivoli Monitoring 6.2.2.x and classified as critical. Affected by this vulnerability is an unknown functionality. Such manipulation leads to use after free. This vulnerability is referenced as CVE-2017-1635. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in IBM Tivoli Monitoring 6.2.2.x (Directory Service Software) and classified as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

IBM Tivoli Monitoring V6 6.2.2.x could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free error. A remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash. IBM X-Force ID: 133243.

The bug was discovered 11/17/2017. The weakness was published 12/13/2017 (Website). The advisory is shared for download at ibm.com. This vulnerability is handled as CVE-2017-1635 since 11/30/2016. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is needed for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/27/2021). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 101905†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.0
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: Use after free
CWE: CWE-416 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/30/2016 🔍
11/17/2017 +352 days 🔍
11/17/2017 +0 days 🔍
12/13/2017 +26 days 🔍
12/13/2017 +0 days 🔍
12/14/2017 +1 days 🔍
01/27/2021 +1140 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Researcher: Emanuele Calvelli with Quantum Leap srl.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-1635 (🔍)
GCVE (CVE): GCVE-0-2017-1635
GCVE (VulDB): GCVE-100-110660
X-Force: 133243
SecurityFocus: 101905 - IBM Tivoli Monitoring CVE-2017-1635 Remote Code Execution Vulnerability

Entryinfo

Created: 12/14/2017 07:53
Updated: 01/27/2021 11:16
Changes: 12/14/2017 07:53 (59), 12/15/2019 08:25 (4), 01/27/2021 11:12 (2), 01/27/2021 11:16 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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