VDB-110680 · CVE-2017-17519 · GCVE-0-2017-17519

OCaml Batteries up to 2.5 URL batteriesConfig.mlp BROWSER injection

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in OCaml Batteries up to 2.5. This impacts an unknown function of the file batteriesConfig.mlp of the component URL Handler. Executing a manipulation of the argument BROWSER as part of Environment Variable can lead to injection. This vulnerability is registered as CVE-2017-17519. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in OCaml Batteries up to 2.5. It has been declared as critical. This vulnerability affects an unknown part of the file batteriesConfig.mlp of the component URL Handler. The manipulation of the argument BROWSER as part of a Environment Variable leads to a injection vulnerability. The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

batteriesConfig.mlp in OCaml Batteries Included (aka ocaml-batteries) 2.6 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL.

The bug was discovered 12/11/2017. The weakness was published 12/14/2017 (Website). The advisory is shared for download at security-tracker.debian.org. This vulnerability was named CVE-2017-17519 since 12/11/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1055.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.6 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

OCaml Batteries

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / 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-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OCaml Batteries 2.6

Timelineinfo

12/11/2017 🔍
12/11/2017 +0 days 🔍
12/14/2017 +3 days 🔍
12/14/2017 +0 days 🔍
12/14/2017 +0 days 🔍
12/15/2019 +731 days 🔍

Sourcesinfo

Advisory: security-tracker.debian.org
Status: Not defined

CVE: CVE-2017-17519 (🔍)
GCVE (CVE): GCVE-0-2017-17519
GCVE (VulDB): GCVE-100-110680

Entryinfo

Created: 12/14/2017 19:56
Updated: 12/15/2019 09:16
Changes: 12/14/2017 19:56 (60), 12/15/2019 09:16 (1)
Complete: 🔍
Cache ID: 216::103