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  1. CVEs
  2. CVE-2010-4021
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CVE-2010-4021

low
  • Information
  • CPEs
  • Plugins

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."

References

http://kb.vmware.com/kb/1035108

http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html

http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html

http://lists.vmware.com/pipermail/security-announce/2011/000133.html

http://osvdb.org/69607

http://support.apple.com/kb/HT4581

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-007.txt

http://www.mandriva.com/security/advisories?name=MDVSA-2010:246

http://www.securityfocus.com/archive/1/514953/100/0/threaded

http://www.securityfocus.com/archive/1/517739/100/0/threaded

http://www.securityfocus.com/bid/45122

http://www.securitytracker.com/id?1024803

http://www.ubuntu.com/usn/USN-1030-1

http://www.vmware.com/security/advisories/VMSA-2011-0007.html

http://www.vupen.com/english/advisories/2010/3094

http://www.vupen.com/english/advisories/2010/3118

Details

Source: MITRE

Published: 2010-12-02

Updated: 2020-01-21

Type: CWE-16

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:N/AC:H/Au:S/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

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