Unrated severityNVD Advisory· Published Dec 2, 2010· Updated Jun 16, 2026
CVE-2010-4021
CVE-2010-4021
Description
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 does not properly restrict the use of TGT credentials for armoring TGS requests, which might allow remote authenticated users to impersonate a client by rewriting an inner request, aka a "KrbFastReq forgery issue."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:*
- (no CPE)range: =1.7
Patches
Vulnerability mechanics
References
17- web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-007.txtnvdVendor Advisory
- kb.vmware.com/kb/1035108nvd
- lists.apple.com/archives/security-announce/2011/Mar/msg00006.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.htmlnvd
- lists.vmware.com/pipermail/security-announce/2011/000133.htmlnvd
- osvdb.org/69607nvd
- support.apple.com/kb/HT4581nvd
- www.mandriva.com/security/advisoriesnvd
- www.securityfocus.com/archive/1/514953/100/0/threadednvd
- www.securityfocus.com/archive/1/517739/100/0/threadednvd
- www.securityfocus.com/bid/45122nvd
- www.securitytracker.com/idnvd
- www.ubuntu.com/usn/USN-1030-1nvd
- www.vmware.com/security/advisories/VMSA-2011-0007.htmlnvd
- www.vupen.com/english/advisories/2010/3094nvd
- www.vupen.com/english/advisories/2010/3118nvd
News mentions
0No linked articles in our index yet.