CVE-2020-14305
An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 5.18% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- linux/linux kernel · netapp/cloud backup · netapp/a250 firmware · netapp/fas 500f firmware · netapp/aff 500f firmware · netapp/solidfire baseboard management controller firmware
- Source
- secalert@redhat.com
References
- https://bugs.openvz.org/browse/OVZ-7188Exploit, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1850716Issue Tracking, Patch, Third Party Advisory
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502%40virtuozzo.com/
- https://security.netapp.com/advisory/ntap-20201210-0004/Third Party Advisory
- https://bugs.openvz.org/browse/OVZ-7188Exploit, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1850716Issue Tracking, Patch, Third Party Advisory
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502%40virtuozzo.com/
- https://security.netapp.com/advisory/ntap-20201210-0004/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.