RCE in Freeipa
CVE-2019-14867
A flaw was found in IPA, all 4.6.x versions before 4.6.7, all 4.7.x versions before 4.7.4 and all 4.8.x versions before 4.8.3, in the way the internal function ber_scanf() was used in some components of the IPA server, which parsed kerberos key data. An unauthenticated attacker who could trigger parsing of the krb principal key could cause the IPA server to crash or in some conditions, cause arbitrary code to be executed on the server hosting the IPA server.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.074 (94.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.074 · newest: 0.074 · change: 0.000
Affected products
- Freeipa
- Fedoraproject Fedora — versions 30, 31
- Red Hat Ipa — versions all IPA 4.6.x versions before 4.6.7, all IPA 4.7.x versions before 4.7.4, all IPa 4.8.x versions before 4.8.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.freeipa.org/page/Releases/4.7.4 (Release Notes)
- www.freeipa.org/page/Releases/4.8.3 (Release Notes)
- www.freeipa.org/page/Releases/4.6.7 (Release Notes)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- access.redhat.com/errata/RHSA-2020:0378 (vendor-advisory)
- access.redhat.com/errata/RHBA-2019:4268 (vendor-advisory)
Frequently asked questions
- What is CVE-2019-14867?
- CVE-2019-14867 is a high-severity vulnerability in Freeipa, classified under Code Injection. CVSS score: 8.8/10. Published 2019-11-27.
- How severe is CVE-2019-14867?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-14867 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.