Wind River VxWorks up to 7 TCP TCP Connection session fixiation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability classified as problematic has been found in Wind River VxWorks up to 7. This affects some unknown processing of the component TCP Handler. The manipulation as part of a TCP Connection leads to a session fixiation vulnerability. CWE is classifying the issue as CWE-384. Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions. This is going to have an impact on availability. The summary by CVE is:
Wind River VxWorks 6.5 through 6.9 and vx7 has Session Fixation in the TCP component. This is a IPNET security vulnerability: DoS of TCP connection via malformed TCP options.
The weakness was released 08/09/2019 as V7NET-2426 (Website). The advisory is shared at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2019-12258 since 05/21/2019. 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.
Upgrading to version 7 (SR620) eliminates this vulnerability.
Entries connected to this vulnerability are available at 139758, 139759, 139760 and 139762.
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: 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
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Session fixiationCWE: CWE-384
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: VxWorks 7 (SR620)
Timeline
05/21/2019 🔍08/09/2019 🔍
08/10/2019 🔍
07/24/2020 🔍
Sources
Advisory: V7NET-2426Status: Confirmed
Confirmation: 🔍
CVE: CVE-2019-12258 (🔍)
See also: 🔍
Entry
Created: 08/10/2019 06:43Updated: 07/24/2020 07:49
Changes: 08/10/2019 06:43 (44), 07/24/2020 07:49 (17)
Complete: 🔍
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