LibreHealthIO lh-ehr REL-2.0.0 letter.php access control

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.
7.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in LibreHealthIO lh-ehr REL-2.0.0 and classified as critical. This impacts an unknown function of the file letter.php. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2018-1000649. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in LibreHealthIO lh-ehr REL-2.0.0. This issue affects an unknown part of the file letter.php. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

LibreHealthIO lh-ehr version REL-2.0.0 contains a Authenticated Unrestricted File Write in letter.php (2) vulnerability in Patient file letter functions that can result in Write files with malicious content and may lead to remote code execution. This attack appear to be exploitable via User controlled input.

The bug was discovered 08/07/2018. The weakness was disclosed 08/20/2018 (Website). The advisory is shared at 0dd.zone. The identification of this vulnerability is CVE-2018-1000649 since 08/20/2018. The attack may be initiated remotely. A simple authentication is necessary for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:letter.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-123078, VDB-123076, VDB-123075 and VDB-123074 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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

08/07/2018 🔍
08/20/2018 +12 days 🔍
08/20/2018 +0 days 🔍
08/20/2018 +0 days 🔍
08/21/2018 +1 days 🔍
05/02/2023 +1715 days 🔍

Sourcesinfo

Advisory: 1214
Status: Not defined

CVE: CVE-2018-1000649 (🔍)
GCVE (CVE): GCVE-0-2018-1000649
GCVE (VulDB): GCVE-100-123077
See also: 🔍

Entryinfo

Created: 08/21/2018 07:27
Updated: 05/02/2023 18:09
Changes: 08/21/2018 07:27 (57), 03/17/2020 08:43 (1), 05/02/2023 18:09 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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