VulnerabilityModified
CVE-2017-11462
Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.
CRITICAL 9.8EPSS 5.48%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 5.48% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-415
- Affected
- mit/kerberos 5 · fedoraproject/fedora
- Source
- cve@mitre.org
References
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1488873Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cfPatch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1488873Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cfPatch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.