Restkit TLS ssl.wrap_socket cert_reqs certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
5.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Restkit. This issue affects the function ssl.wrap_socket of the component TLS. Executing a manipulation of the argument cert_reqs with the input CERT_NONE as part of Argument can lead to certificate validation. This vulnerability is tracked as CVE-2015-2674. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Restkit (affected version not known) and classified as critical. This vulnerability affects the function ssl.wrap_socket of the component TLS. The manipulation of the argument cert_reqs with the input value CERT_NONE leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Restkit allows man-in-the-middle attackers to spoof TLS servers by leveraging use of the ssl.wrap_socket function in Python with the default CERT_NONE value for the cert_reqs argument.

The bug was discovered 03/23/2015. The weakness was disclosed 08/09/2017 (oss-sec). The advisory is available at openwall.com. This vulnerability was named CVE-2015-2674 since 03/23/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1587.003 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 870 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.

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Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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: Certificate validation
CWE: CWE-295 / CWE-287
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

03/23/2015 🔍
03/23/2015 +0 days 🔍
08/09/2017 +870 days 🔍
08/09/2017 +0 days 🔍
08/10/2017 +1 days 🔍
12/15/2022 +1953 days 🔍

Sourcesinfo

Advisory: 140
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-2674 (🔍)
GCVE (CVE): GCVE-0-2015-2674
GCVE (VulDB): GCVE-100-105142

Entryinfo

Created: 08/10/2017 08:31
Updated: 12/15/2022 14:49
Changes: 08/10/2017 08:31 (59), 11/05/2019 17:32 (1), 12/15/2022 14:49 (3)
Complete: 🔍
Cache ID: 216::103

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