6.8
MEDIUM
CVE-2015-2995
"SysAid Help Desk RdsLogsEntry Servlet Remote File Upload Vulnerability"
Description

The RdsLogsEntry servlet in SysAid Help Desk before 15.2 does not properly check file extensions, which allows remote attackers to upload and execute arbitrary files via a NULL byte after the extension, as demonstrated by a .war%00 file.

INFO

Published Date :

June 8, 2015, 2:59 p.m.

Last Modified :

Oct. 9, 2018, 7:56 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

8.6
Affected Products

The following products are affected by CVE-2015-2995 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sysaid sysaid

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2015-2995 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-2995 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2018

    Action Type Old Value New Value
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/535679/100/0/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/535679/100/0/threaded [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 17, 2017

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/37667/ [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 31, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/archive/1/archive/1/535679/100/0/threaded [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 03, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/75038 [No Types Assigned]
  • Modified Analysis by [email protected]

    Jun. 15, 2016

    Action Type Old Value New Value
    Changed Reference Type http://www.rapid7.com/db/modules/exploit/multi/http/sysaid_rdslogs_file_upload No Types Assigned http://www.rapid7.com/db/modules/exploit/multi/http/sysaid_rdslogs_file_upload Exploit
  • CVE Translated by [email protected]

    Jun. 12, 2016

    Action Type Old Value New Value
    Removed Translation SysAid Help Desk anterior a 15.2 no comprueba correctamente las extensiones de los ficheros, lo que permite a atacantes remotos subir y ejecutar ficheros arbitrarios a través de un byte nulo después de la extensión, tal y como fue demostrado por un fichero .war%00.
    Added Translation El servlet RdsLogsEntry en SysAid Help Desk en versiones anteriores a 15.2 no verifica adecuadamente las extensiones de archivo, lo que permite a atacantes remotos cargar y ejecutar archivos a través de un byte NULL después de la extensión, según lo demostrado por un archivo .war%00.
  • CVE Modified by [email protected]

    Jun. 11, 2016

    Action Type Old Value New Value
    Changed Description SysAid Help Desk before 15.2 does not properly check file extensions, which allows remote attackers to upload and execute arbitrary files via a NULL byte after the extension, as demonstrated by a .war%00 file. The RdsLogsEntry servlet in SysAid Help Desk before 15.2 does not properly check file extensions, which allows remote attackers to upload and execute arbitrary files via a NULL byte after the extension, as demonstrated by a .war%00 file.
    Added Reference http://www.rapid7.com/db/modules/exploit/multi/http/sysaid_rdslogs_file_upload
  • Modified Analysis by [email protected]

    Jun. 09, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:sysaid:sysaid:15.1:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Changed Reference Type http://seclists.org/fulldisclosure/2015/Jun/8 No Types Assigned http://seclists.org/fulldisclosure/2015/Jun/8 Exploit
    Changed Reference Type https://www.sysaid.com/blog/entry/sysaid-15-2-your-voice-your-service-desk No Types Assigned https://www.sysaid.com/blog/entry/sysaid-15-2-your-voice-your-service-desk Advisory
    Changed Reference Type http://packetstormsecurity.com/files/132138/SysAid-Help-Desk-14.4-Code-Execution-Denial-Of-Service-Traversal-SQL-Injection.html No Types Assigned http://packetstormsecurity.com/files/132138/SysAid-Help-Desk-14.4-Code-Execution-Denial-Of-Service-Traversal-SQL-Injection.html Exploit
    Added CWE CWE-22
  • Initial Analysis by [email protected]

    Jun. 09, 2015

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-2995 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

89.98 }} -1.21%

score

0.98811

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability