CVE-2017-11462
9.8
CRITICAL · CVSS 3.0 · EPSS 5.5% (pctl 93)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.48% — more likely to be exploited than 93% of all CVEs |
| Weakness | CWE-415 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-09-13 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| fedoraproject | fedora |
| mit | kerberos 5 |
References
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598
- https://bugzilla.redhat.com/show_bug.cgi?id=1488873
- https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598
- https://bugzilla.redhat.com/show_bug.cgi?id=1488873
- https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
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