Micro Focus Novell Groupwise up to 2014 R2 Service Pack 1 Email Persistent cross site scripting
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.0 | $0-$5k | 0.00 |
A vulnerability was found in Micro Focus Novell Groupwise up to 2014 R2 Service Pack 1 (Groupware Software). It has been declared as problematic. This vulnerability affects an unknown functionality of the component Email. The manipulation with an unknown input leads to a cross site scripting vulnerability (Persistent). The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. CVE summarizes:
Cross-site scripting (XSS) vulnerability in Novell GroupWise before 2014 R2 Service Pack 1 Hot Patch 1 allows remote attackers to inject arbitrary web script or HTML via a crafted email.
The weakness was disclosed 08/25/2016 with SEC Consult as SA-20160825-0 as not defined mailinglist post (Full-Disclosure). The advisory is shared for download at seclists.org. The public release has been coordinated in cooperation with the vendor. This vulnerability was named CVE-2016-5761. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.
A public exploit has been developed in Javascript and been published immediately after the advisory. It is possible to download the exploit at seclists.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 51 days. During that time the estimated underground price was around $0-$5k. The code used by the exploit is:
msg = """ <a href="javascript:top.opener.document.getElementById(String.fromCharCode($charcode)).firstChild.firstChild.click()" target = _self>click me</a> """.replace('$charcode', ','.join(str(ord(x)) for x in list('idNewPopupMenu')))
Applying the patch 2014 R2 Service Pack 1 Hot Patch 1 is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The entries 90951 and 90953 are pretty similar.
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 5.2VulDB Meta Temp Score: 5.0
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.1
NVD Vector: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: 🔍
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Exploiting
Name: PersistentClass: Cross site scripting / Persistent
CWE: CWE-79 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍
Patch: 2014 R2 Service Pack 1 Hot Patch 1
Timeline
06/23/2016 🔍07/05/2016 🔍
07/06/2016 🔍
08/25/2016 🔍
08/25/2016 🔍
08/25/2016 🔍
08/25/2016 🔍
08/26/2016 🔍
04/20/2017 🔍
09/14/2022 🔍
Sources
Vendor: microfocus.comAdvisory: SA-20160825-0
Organization: SEC Consult
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍
CVE: CVE-2016-5761 (🔍)
SecurityFocus: 92645
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 08/26/2016 10:31Updated: 09/14/2022 10:39
Changes: 08/26/2016 10:31 (59), 08/09/2017 14:08 (11), 09/14/2022 10:33 (2), 09/14/2022 10:39 (11)
Complete: 🔍
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