SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2023-51787

If a VxWorks task or POSIX thread that uses OpenSSL exits, limited per-task memory is not freed, resulting in a memory leak.

HIGH 7.5EPSS 0.49%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in Wind River VxWorks 7 22.09 and 23.03. If a VxWorks task or POSIX thread that uses OpenSSL exits, limited per-task memory is not freed, resulting in a memory leak.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.49% probability · 40th percentile
CISA KEV
Not listed
Weakness
CWE-200
Affected
windriver/vxworks
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.