wolfSSL up to 3.12.1 Bleichenbacher Oracle Key Recovery cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in wolfSSL up to 3.12.1. The impacted element is an unknown function of the component Bleichenbacher Oracle Handler. The manipulation results in cryptographic issue (Key Recovery). This vulnerability was named CVE-2017-13099. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in wolfSSL up to 3.12.1. Affected is an unknown part of the component Bleichenbacher Oracle Handler. The manipulation with an unknown input leads to a cryptographic issue vulnerability (Key Recovery). CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

wolfSSL prior to version 3.12.2 provides a weak Bleichenbacher oracle when any TLS cipher suite using RSA key exchange is negotiated. An attacker can recover the private key from a vulnerable wolfSSL application. This vulnerability is referred to as "ROBOT."

The bug was discovered 12/12/2017. The weakness was presented 12/13/2017 by Juraj Somorovsky with Tripwire VERT as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is traded as CVE-2017-13099 since 08/22/2017. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.

The vulnerability scanner Nessus provides a plugin with the ID 105415 (Return Of Bleichenbacher's Oracle Threat (ROBOT) Information Disclosure), which helps to determine the existence of the flaw in a target environment. It is assigned to the family General and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 38695 (TLS ROBOT Vulnerability Detected).

Upgrading to version 3.12.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (105415) and SecurityFocus (BID 102174†). See VDB-97507, VDB-110567, VDB-110662 and VDB-110663 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (CERT/CC): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Key Recovery
Class: Cryptographic issue / Key Recovery
CWE: CWE-310
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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Nessus ID: 105415
Nessus Name: Return Of Bleichenbacher's Oracle Threat (ROBOT) Information Disclosure
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: wolfSSL 3.12.2
Patch: github.com

Timelineinfo

08/22/2017 🔍
12/12/2017 +112 days 🔍
12/12/2017 +0 days 🔍
12/12/2017 +0 days 🔍
12/13/2017 +1 days 🔍
12/13/2017 +0 days 🔍
12/26/2017 +13 days 🔍
12/30/2024 +2560 days 🔍

Sourcesinfo

Product: github.com

Advisory: K21905460
Researcher: Juraj Somorovsky
Organization: Tripwire VERT
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-13099 (🔍)
GCVE (CVE): GCVE-0-2017-13099
GCVE (VulDB): GCVE-100-110568
CERT: 🔍
SecurityFocus: 102174 - wolfSSL CVE-2017-13099 Information Disclosure Vulnerability

See also: 🔍

Entryinfo

Created: 12/13/2017 14:06
Updated: 12/30/2024 00:34
Changes: 12/13/2017 14:06 (72), 12/14/2019 10:08 (5), 01/27/2021 09:55 (2), 01/17/2023 14:26 (4), 01/17/2023 14:28 (11), 01/17/2023 14:31 (1), 12/30/2024 00:34 (15)
Complete: 🔍
Cache ID: 216::103

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