F5 BIG-IP 12.1.0/12.1.1/12.1.2 Access System Log cross site scripting
![F5](/logos/f5.jpg)
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.7 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in F5 BIG-IP 12.1.0/12.1.1/12.1.2 (Firewall Software). This issue affects an unknown functionality of the component Access System Log Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:
In F5 BIG-IP APM 12.0.0 through 12.1.2, non-authenticated users may be able to inject JavaScript into a request that will then be rendered and executed in the context of the Administrative user when the Administrative user is viewing the Access System Logs, allowing the non-authenticated user to carry out a Cross Site Scripting (XSS) attack against the Administrative user.
The bug was discovered 05/05/2017. The weakness was published 05/09/2017 (Website). It is possible to read the advisory at support.f5.com. The identification of this vulnerability is CVE-2016-9257 since 11/09/2016. The attack may be initiated remotely. The successful exploitation needs a simple authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.
The vulnerability scanner Nessus provides a plugin with the ID 100002 (F5 Networks BIG-IP : BIG-IP APM XSS vulnerability (K43523962)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family F5 Networks Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371331 (F5 BIG-IP APM Cross-Site Scripting Vulnerability (K43523962)).
Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (100002).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 4.8VulDB Meta Temp Score: 4.7
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.1
NVD Vector: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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Nessus ID: 100002
Nessus Name: F5 Networks BIG-IP : BIG-IP APM XSS vulnerability (K43523962)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 800325
OpenVAS Name: F5 BIG-IP - TMM vulnerability CVE-2016-9257
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
11/09/2016 🔍05/05/2017 🔍
05/05/2017 🔍
05/08/2017 🔍
05/09/2017 🔍
05/09/2017 🔍
05/09/2017 🔍
12/06/2022 🔍
Sources
Vendor: f5.comAdvisory: K43523962
Status: Not defined
Confirmation: 🔍
CVE: CVE-2016-9257 (🔍)
OSVDB: - CVE-2016-9257 - F5 - Big-Ip Access Policy Manager - Medium
SecurityTracker: 1038416
Entry
Created: 05/09/2017 23:01Updated: 12/06/2022 09:03
Changes: 05/09/2017 23:01 (70), 09/24/2020 18:11 (5), 12/22/2020 14:32 (2), 12/06/2022 09:03 (3)
Complete: 🔍
Cache ID: 18:91B:103
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