Requests up to 2.1.0 Session resolve_redirects session fixiation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.3 | $0-$5k | 0.00 |
A vulnerability was found in Requests up to 2.1.0. It has been declared as critical. Affected by this vulnerability is the function resolve_redirects
of the component Session. The manipulation with an unknown input 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. The summary by CVE is:
The resolve_redirects function in sessions.py in requests 2.1.0 through 2.5.3 allows remote attackers to conduct session fixation attacks via a cookie without a host value in a redirect.
The weakness was disclosed 03/18/2015 (Website). The advisory is shared at warehouse.python.org. This vulnerability is known as CVE-2015-2296 since 03/14/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.
The vulnerability scanner Nessus provides a plugin with the ID 81879 (Ubuntu 14.04 LTS / 14.10 : requests vulnerability (USN-2531-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks.
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 Tenable (81879).
Product
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.3
VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Session fixiationCWE: CWE-384
CAPEC: 🔍
ATT&CK: 🔍
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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Nessus ID: 81879
Nessus Name: Ubuntu 14.04 LTS / 14.10 : requests vulnerability (USN-2531-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: ALAS-2015-541
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Patch: github.com
Timeline
03/14/2015 🔍03/17/2015 🔍
03/17/2015 🔍
03/18/2015 🔍
03/18/2015 🔍
03/30/2015 🔍
03/30/2015 🔍
05/01/2022 🔍
Sources
Advisory: USN-2531-1Status: Not defined
Confirmation: 🔍
CVE: CVE-2015-2296 (🔍)
Vulnerability Center: 49252 - Requests 2.1.0 through 2.5.3 Remote Session Fixation via a Crafted Cookie, Medium
SecurityFocus: 73134
Entry
Created: 03/30/2015 12:39Updated: 05/01/2022 14:38
Changes: 03/30/2015 12:39 (57), 06/24/2017 09:19 (7), 05/01/2022 14:37 (4), 05/01/2022 14:38 (1)
Complete: 🔍
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