Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 15 |
CVE-ID | CVE-2021-28164 CVE-2021-34429 CVE-2021-21290 CVE-2021-28169 CVE-2020-13956 CVE-2021-21295 CVE-2021-21409 CVE-2021-34428 CVE-2021-20289 CVE-2021-28163 CVE-2020-27223 CVE-2021-3425 CVE-2021-28165 CVE-2021-29425 CVE-2021-3763 |
CWE-ID | CWE-20 CWE-284 CWE-312 CWE-444 CWE-613 CWE-200 CWE-532 CWE-400 CWE-22 |
Exploitation vector | Network |
Public exploit |
Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available. Public exploit code for vulnerability #11 is available. |
Vulnerable software Subscribe |
AMQ Broker Server applications / Application servers |
Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 15 vulnerabilities.
EUVDB-ID: #VU51877
Risk: Medium
CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C]
CVE-ID: CVE-2021-28164
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive informatoin.
The vulnerability exists due to insufficient validation of user-supplied input when processing special characters, passed via URI. A remote attacker can use %2e or %2e%2e segments to access protected resources within the WEB-INF directory.
Example:
http://[host]/context/%2e/WEB-INF/web.xml
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.
EUVDB-ID: #VU56964
Risk: Medium
CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C]
CVE-ID: CVE-2021-34429
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper input validation when processing certain characters in URI. A remote attacker can send a specially crafted HTTP request with encoded characters in URI, bypass implemented security restrictions and access content of the WEB-INF directory.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.
EUVDB-ID: #VU51835
Risk: Low
CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-21290
CWE-ID:
CWE-312 - Cleartext Storage of Sensitive Information
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to insecure usage of temporary files in AbstractDiskHttpData method in Netty. The application stores sensitive information in temporary file that has insecure permissions. A local user can view application's temporary file and gain access to potentially sensitive data.Install updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU53973
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-28169
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information..
The vulnerability exists due to a double decoding issue when parsing URI with certain characters. A remote attacker can send requests to the ConcatServlet
and WelcomeFilter
and view contents of protected resources within the WEB-INF directory.
Example:
/concat?/%2557EB-INF/web.xml
Install updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU47481
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-13956
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the affected application.
The vulnerability exists due to insufficient validation of user-supplied input in Apache HttpClient. A remote attacker can pass request URIs to the library as java.net.URI object and force the application to pick the wrong target host for request execution.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU51836
Risk: Medium
CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-21295
CWE-ID:
CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to preform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests in io.netty:netty-codec-http2 when converting HTTP/2 to HTTP/1 streams. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.
Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU51837
Risk: Medium
CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-21409
CWE-ID:
CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to preform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests in io.netty:netty-codec-http2 in Netty, if the request only uses a single Http2HeaderFrame with the endStream set to to true. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.
Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU55642
Risk: Low
CVSSv3.1: 3.1 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-34428
CWE-ID:
CWE-613 - Insufficient Session Expiration
Exploit availability: No
DescriptionThe vulnerability allows an attacker to gain access to sensitive information.
The vulnerability exists due to insufficient session expiration issue. If an exception is thrown from the SessionListener#sessionDestroyed() method, then the session ID is not invalidated in the session ID manager. On deployments with clustered sessions and multiple contexts this can result in a session not being invalidated.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU56965
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-20289
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. A remote attacker can obtain endpoint class and method names.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU51878
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-28163
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. If the ${jetty.base}
directory or the ${jetty.base}/webapps
directory is a symlink, the contents of the ${jetty.base}/webapps
directory may be deployed as a static web application, exposing the content of the directory for download.
Install updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU52385
Risk: Medium
CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-27223
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform service disruption.
The vulnerability exists due to improper input validation within the General (Eclipse Jetty) component in Oracle REST Data Services. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
EUVDB-ID: #VU54676
Risk: Low
CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3425
CWE-ID:
CWE-532 - Information Exposure Through Log Files
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to the AMQ Broker discloses JDBC encrypted usernames and passwords when provided in the AMQ Broker application logfile, if jdbc persistence functionality is used. A local user can read the log files and gain access to sensitive data.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU51876
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-28165
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing large TLS frames. A remote attacker can send specially crafted data to the server, trigger CPU high load and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU52252
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-29425
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error within the FileNameUtils.normalize method when processing directory traversal sequences, such as "//../foo", or "\..foo". A remote attacker can send a specially crafted request and verify files availability in the parent folder.
Install updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU56966
Risk: Low
CVSSv3.1: 2.4 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3763
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions for users without a role set. A remote privileged user can bypass implemented security restrictions and gain unauthorized access to the in the management console.
MitigationInstall updates from vendor's website.
AMQ Broker: 7.8 - 7.8.2
CPE2.3http://access.redhat.com/errata/RHSA-2021:3700
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.