Strix
26.1K

CVE-2018-5703

CRITICALCVSS 9.8/10EPSS 2.65%

Last modified

CVE-2018-5703 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.14.11 allows attackers to cause a denial of service (slab out-of-bounds write) or possibly have unspecified other impact via vectors involving TLS.. EPSS estimates a 2.65% chance of exploitation in the next 30 days.

Description

The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.14.11 allows attackers to cause a denial of service (slab out-of-bounds write) or possibly have unspecified other impact via vectors involving TLS.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
2.65%

83.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel>= 4.13, < 4.14.86
LinuxLinux Kernel>= 4.15, < 4.15.8

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-5703?
The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.14.11 allows attackers to cause a denial of service (slab out-of-bounds write) or possibly have unspecified other impact via vectors involving TLS.
How severe is CVE-2018-5703?
CVE-2018-5703 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.65% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5703?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2018

View all 2018CVEs →

Are you affected by CVE-2018-5703?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST