CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.4 | $0-$5k | 0.00 |
A vulnerability classified as very critical has been found in Apache Ranger up to 0.7.0. This affects an unknown functionality of the component Wildcard Character Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
Policy resource matcher in Apache Ranger before 0.7.1 ignores characters after '*' wildcard character - like my*test, test*.txt. This can result in unintended behavior.
The bug was discovered 06/07/2017. The weakness was disclosed 06/14/2017 (Website). The advisory is shared at cwiki.apache.org. This vulnerability is uniquely identified as CVE-2017-7676 since 04/11/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/28/2020).
The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k.
Upgrading to version 0.7.1 eliminates this vulnerability.
The entries 82052, 82053, 82212 and 82250 are pretty similar.
Product
Vendor
Name
Version
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: 9.8VulDB Meta Temp Score: 9.6
VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
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: Input validationCWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
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: Ranger 0.7.1
Timeline
04/11/2017 🔍06/07/2017 🔍
06/07/2017 🔍
06/14/2017 🔍
06/14/2017 🔍
06/14/2017 🔍
12/28/2020 🔍
Sources
Vendor: apache.orgAdvisory: cwiki.apache.org
Researcher: Velmurugan Periasamy
Status: Not defined
Confirmation: 🔍
CVE: CVE-2017-7676 (🔍)
SecurityFocus: 98958 - Apache Ranger CVE-2017-7676 Security Bypass Vulnerability
See also: 🔍
Entry
Created: 06/14/2017 23:02Updated: 12/28/2020 19:44
Changes: 06/14/2017 23:02 (61), 10/18/2019 09:29 (4), 12/28/2020 19:44 (2)
Complete: 🔍
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