simple-php-captcha information disclosure

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 (≈)
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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.
6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in simple-php-captcha. It has been rated as critical. Impacted is an unknown function. Performing a manipulation results in information disclosure. This vulnerability is known as CVE-2015-6250. Remote exploitation of the attack is possible. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical has been found in simple-php-captcha (Programming Language Software) (version unknown). This affects an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

simple-php-captcha before commit 9d65a945029c7be7bb6bc893759e74c5636be694 allows remote attackers to automatically generate the captcha response by running the same code on the client-side.

The bug was discovered 07/31/2015. The weakness was published 09/06/2017 (oss-sec). It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2015-6250 since 08/17/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 768 days. During that time the estimated underground price was around $0-$5k.

Applying the patch 9d65a945029c7be7bb6bc893759e74c5636be694 is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 9d65a945029c7be7bb6bc893759e74c5636be694

Timelineinfo

07/31/2015 🔍
08/17/2015 +17 days 🔍
09/06/2017 +751 days 🔍
09/06/2017 +0 days 🔍
09/07/2017 +1 days 🔍
12/27/2022 +1937 days 🔍

Sourcesinfo

Advisory: 9d65a945029c7be7bb6bc893759e74c5636be694
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-6250 (🔍)
GCVE (CVE): GCVE-0-2015-6250
GCVE (VulDB): GCVE-100-106155

Entryinfo

Created: 09/07/2017 08:52
Updated: 12/27/2022 20:25
Changes: 09/07/2017 08:52 (52), 11/13/2019 09:29 (7), 12/27/2022 20:25 (5)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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