Accellion Kiteworks prior kw2016.03.00 /opt/bin/cli default permission
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.5 | $0-$5k | 0.00 |
A vulnerability was found in Accellion Kiteworks and classified as critical. Affected by this issue is an unknown part of the file /opt/bin/cli. The manipulation with an unknown input leads to a default permission vulnerability. Using CWE to declare the problem leads to CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. Impacted is confidentiality, integrity, and availability. CVE summarizes:
Accellion Kiteworks appliances before kw2016.03.00 use setuid-root permissions for /opt/bin/cli, which allows local users to gain privileges via unspecified vectors.
The weakness was presented 08/26/2016 by Shubham Shah (Website). The advisory is shared for download at kb.cert.org. This vulnerability is handled as CVE-2016-5662 since 06/16/2016. The exploitation is known to be easy. The attack needs to be approached locally. A simple authentication is necessary for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1222.
Upgrading to version kw2016.03.00 eliminates this vulnerability.
See 90969 and 90970 for similar entries.
Product
Vendor
Name
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: 7.8VulDB Meta Temp Score: 7.6
VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
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: Default permissionCWE: CWE-276 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
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: Kiteworks kw2016.03.00
Timeline
06/16/2016 🔍08/26/2016 🔍
08/26/2016 🔍
08/26/2016 🔍
08/27/2016 🔍
04/04/2019 🔍
Sources
Advisory: kb.cert.orgResearcher: Shubham Shah
Status: Not defined
CVE: CVE-2016-5662 (🔍)
SecurityFocus: 92662 - Accellion Kiteworks Multiple Security Vulnerabilities
See also: 🔍
Entry
Created: 08/27/2016 09:19Updated: 04/04/2019 09:51
Changes: 08/27/2016 09:19 (48), 04/04/2019 09:51 (14)
Complete: 🔍
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