VDB-103292 · CVE-2015-3297 · BID 74056

Etherpad up to 1.1.1 HTTP API Request node/utils/Minify.js path path traversal

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Etherpad up to 1.1.1. This affects an unknown part of the file node/utils/Minify.js of the component HTTP API Request Handler. Such manipulation of the argument path leads to path traversal. This vulnerability is uniquely identified as CVE-2015-3297. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Etherpad up to 1.1.1. It has been rated as problematic. Affected by this issue is an unknown function of the file node/utils/Minify.js of the component HTTP API Request Handler. The manipulation of the argument path with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality. CVE summarizes:

Directory traversal vulnerability in node/utils/Minify.js in Etherpad 1.1.1 through 1.5.2 allows remote attackers to read arbitrary files by leveraging replacement of backslashes with slashes in the path parameter of HTTP API requests.

The bug was discovered 04/10/2015. The weakness was disclosed 07/07/2017 by Tom Hunkapiller (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2015-3297 since 04/10/2015. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1006.

The vulnerability was handled as a non-public zero-day exploit for at least 819 days. During that time the estimated underground price was around $0-$5k.

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 74056†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Etherpad

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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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: Path traversal
CWE: CWE-22
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
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

04/10/2015 🔍
04/10/2015 +0 days 🔍
04/10/2015 +0 days 🔍
07/07/2017 +819 days 🔍
07/07/2017 +0 days 🔍
07/08/2017 +1 days 🔍
12/12/2022 +1983 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Tom Hunkapiller
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-3297 (🔍)
GCVE (CVE): GCVE-0-2015-3297
GCVE (VulDB): GCVE-100-103292
SecurityFocus: 74056 - Etherpad Lite 'utils/Minify.js' Directory Traversal Vulnerability

Entryinfo

Created: 07/08/2017 16:53
Updated: 12/12/2022 08:09
Changes: 07/08/2017 16:53 (58), 10/24/2019 06:33 (7), 12/12/2022 08:09 (3)
Complete: 🔍
Cache ID: 216::103