REST Client for Ruby up to 1.7.x Session Cookie session fixiation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in REST Client for Ruby up to 1.7.x. This impacts an unknown function of the component Session Handler. Executing a manipulation as part of Cookie can lead to session fixiation. This vulnerability is handled as CVE-2015-1820. It is possible to launch the attack on the local host. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in REST Client for Ruby up to 1.7.x (Ruby Gem). It has been declared as problematic. This vulnerability affects an unknown part of the component Session Handler. The manipulation as part of a Cookie leads to a session fixiation vulnerability. The CWE definition for the vulnerability is CWE-384. Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

REST client for Ruby (aka rest-client) before 1.8.0 allows remote attackers to conduct session fixation attacks or obtain sensitive cookie information by leveraging passage of cookies set in a response to a redirect.

The bug was discovered 03/23/2015. The weakness was released 08/09/2017 by Andy Brody (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2015-1820 since 02/17/2015. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 157 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 92050 (Fedora 23 : rubygem-rest-client (2015-8dce7405bf)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.

Upgrading to version 1.8.0 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 Tenable (92050) and SecurityFocus (BID 73295†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: Session fixiation
CWE: CWE-384
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 92050
Nessus Name: Fedora 23 : rubygem-rest-client (2015-8dce7405bf)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: REST Client for Ruby 1.8.0

Timelineinfo

02/17/2015 🔍
03/23/2015 +34 days 🔍
03/23/2015 +0 days 🔍
08/27/2015 +157 days 🔍
07/14/2016 +322 days 🔍
08/09/2017 +391 days 🔍
08/09/2017 +0 days 🔍
08/10/2017 +1 days 🔍
12/15/2022 +1953 days 🔍

Sourcesinfo

Advisory: FEDORA-2015-8dce7405bf
Researcher: Andy Brody
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-1820 (🔍)
GCVE (CVE): GCVE-0-2015-1820
GCVE (VulDB): GCVE-100-105136
SecurityFocus: 73295 - RubyGems rest-client CVE-2015-1820 Session Fixation Vulnerability

Entryinfo

Created: 08/10/2017 08:28
Updated: 12/15/2022 14:34
Changes: 08/10/2017 08:28 (73), 11/05/2019 17:02 (2), 12/15/2022 14:29 (4), 12/15/2022 14:34 (1)
Complete: 🔍
Cache ID: 216::103

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

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