VulnerabilityModified
CVE-2023-38711
When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR receives an IDcr payload with ID_FQDN, a NULL pointer dereference causes a crash and restart of the pluto daemon.
MEDIUM 6.5EPSS 0.81%
Does this matter?
Lower severity and a low EPSS score (0.81%). Track it; it rarely justifies an emergency change on its own.
Description
An issue was discovered in Libreswan before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR receives an IDcr payload with ID_FQDN, a NULL pointer dereference causes a crash and restart of the pluto daemon. NOTE: the earliest affected version is 4.6.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.81% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- libreswan/libreswan
- Source
- cve@mitre.org
References
- https://github.com/libreswan/libreswan/tagsThird Party Advisory
- https://libreswan.org/security/CVE-2023-38711/Third Party Advisory
- https://github.com/libreswan/libreswan/tagsThird Party Advisory
- https://libreswan.org/security/CVE-2023-38711/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.