OpenEMR up to 5.0.1.3 fax_dispatch.php hylafax_enscript os command injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in OpenEMR up to 5.0.1.3 (Business Process Management Software). This vulnerability affects some unknown processing of the file interface/fax/fax_dispatch.php. The manipulation of the argument hylafax_enscript
as part of a Variable leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
OS command injection occurring in versions of OpenEMR before 5.0.1.4 allows a remote authenticated attacker to execute arbitrary commands by making a crafted request to interface/fax/fax_dispatch.php after modifying the "hylafax_enscript" global variable in interface/super/edit_globals.php.
The bug was discovered 08/07/2018. The weakness was presented 08/15/2018 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-15155 since 08/07/2018. The attack can be initiated remotely. Required for exploitation is a single authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.
The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:interface/fax/fax_dispatch.php it is possible to find vulnerable targets with Google Hacking.
Upgrading to version 5.0.1.4 eliminates this vulnerability.
See 122966, 122967 and 122969 for similar entries.
Product
Type
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: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 6.3
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Os command injectionCWE: CWE-78 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Google Hack: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: OpenEMR 5.0.1.4
Patch: github.com
Timeline
08/07/2018 🔍08/07/2018 🔍
08/15/2018 🔍
08/15/2018 🔍
08/16/2018 🔍
05/02/2023 🔍
Sources
Advisory: github.comStatus: Not defined
Confirmation: 🔍
CVE: CVE-2018-15155 (🔍)
See also: 🔍
Entry
Created: 08/16/2018 06:21Updated: 05/02/2023 11:17
Changes: 08/16/2018 06:21 (64), 03/16/2020 09:21 (2), 05/02/2023 11:17 (4)
Complete: 🔍
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