Servers and applications

CVE-2019-12258

Wind River VxWorks 6.6 through vx7 has Session Fixation in the TCP component. This is a IPNET security vulnerability: DoS of TCP connection via malformed TCP options.

Severity: High 7.5
Published: 9 Aug 2019
Last changed: 17 Jun 2026
Added to UpHeron: 1 Nov 2026
Exploit chance: 23% in the next 30 daysHigher than 97% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources: NVD

Affected software

Software Affected versions

Software	Affected versions
SonicWall SonicOSServers and applications · `cpe:o:sonicwall:sonicos`	From 6.5.4.0. up to 6.5.4.3 From 6.5.3.0 up to 6.5.3.3 From 6.5.2.0 up to 6.5.2.3 From 6.5.1.0 up to 6.5.1.4 All 16 release lines From 5.9.0.0 up to 5.9.0.7 From 5.9.1.0. up to 5.9.1.12 From 6.2.0.0 up to 6.2.3.1 From 6.2.4.0 up to 6.2.4.3 From 6.2.5.0 up to 6.2.5.3 From 6.2.6.0 up to 6.2.6.1 From 6.2.7.0 up to 6.2.7.4 Version 6.2.7.0 Version 6.2.7.1 Version 6.2.7.7 From 6.2.9.0 up to 6.2.9.2 From 6.5.0.0 up to 6.5.0.3 From 6.5.1.0 up to 6.5.1.4 From 6.5.2.0 up to 6.5.2.3 From 6.5.3.0 up to 6.5.3.3 From 6.5.4.0. up to 6.5.4.3

SonicWall SonicOSServers and applications · cpe:o:sonicwall:sonicos

From 6.5.4.0. up to 6.5.4.3
From 6.5.3.0 up to 6.5.3.3
From 6.5.2.0 up to 6.5.2.3
From 6.5.1.0 up to 6.5.1.4

All 16 release lines

From 5.9.0.0 up to 5.9.0.7
From 5.9.1.0. up to 5.9.1.12
From 6.2.0.0 up to 6.2.3.1
From 6.2.4.0 up to 6.2.4.3
From 6.2.5.0 up to 6.2.5.3
From 6.2.6.0 up to 6.2.6.1
From 6.2.7.0 up to 6.2.7.4
Version 6.2.7.0
Version 6.2.7.1
Version 6.2.7.7
From 6.2.9.0 up to 6.2.9.2
From 6.5.0.0 up to 6.5.0.3
From 6.5.1.0 up to 6.5.1.4
From 6.5.2.0 up to 6.5.2.3
From 6.5.3.0 up to 6.5.3.3
From 6.5.4.0. up to 6.5.4.3

References

NVD https://nvd.nist.gov/vuln/detail/CVE-2019-12258
CVE.org https://www.cve.org/CVERecord?id=CVE-2019-12258