CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability was found in OpenSSL 1.0.1/1.0.2 (Network Encryption Software). It has been rated as problematic. This issue affects an unknown code of the component DTLS Replay Protection. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.
The weakness was disclosed 09/22/2016 as 20160922.txt as confirmed advisory (Website). It is possible to read the advisory at openssl.org. The identification of this vulnerability is CVE-2016-2181 since 01/29/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.
Upgrading to version 1.0.1u or 1.0.2i eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The entries 87879, 88080, 90937 and 90940 are pretty similar.
Product
Type
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB Meta Temp Score: 6.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
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: Denial of serviceCWE: CWE-404
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: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: OpenSSL 1.0.1u/1.0.2i
Patch: 1fb9fdc3027b27d8eb6a1e6a846435b070980770
Timeline
01/29/2016 🔍07/05/2016 🔍
09/22/2016 🔍
09/22/2016 🔍
09/23/2016 🔍
09/20/2022 🔍
Sources
Product: openssl.orgAdvisory: 20160922.txt
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-2181 (🔍)
SecurityTracker: 1036690
SecurityFocus: 92982 - OpenSSL CVE-2016-2181 Denial of Service Vulnerability
See also: 🔍
Entry
Created: 09/23/2016 18:11Updated: 09/20/2022 10:38
Changes: 09/23/2016 18:11 (48), 07/07/2019 16:45 (5), 09/20/2022 10:33 (4), 09/20/2022 10:38 (18)
Complete: 🔍
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