CVE-2009-0845

MEDIUM

Description

The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token.

References

http://krbdev.mit.edu/rt/Ticket/Display.html?user=guest&pass=guest&id=6402

http://lists.apple.com/archives/security-announce/2009/May/msg00002.html

http://secunia.com/advisories/34347

http://secunia.com/advisories/34594

http://secunia.com/advisories/34617

http://secunia.com/advisories/34622

http://secunia.com/advisories/34628

http://secunia.com/advisories/34630

http://secunia.com/advisories/34637

http://secunia.com/advisories/34640

http://secunia.com/advisories/34734

http://secunia.com/advisories/35074

http://security.gentoo.org/glsa/glsa-200904-09.xml

http://src.mit.edu/fisheye/browse/krb5/trunk/src/lib/gssapi/spnego/spnego_mech.c?r1=21875&r2=22084

http://src.mit.edu/fisheye/changelog/krb5/?cs=22084

http://sunsolve.sun.com/search/document.do?assetkey=1-26-256728-1

http://support.apple.com/kb/HT3549

http://support.avaya.com/elmodocs2/security/ASA-2009-142.htm

http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047180.html

http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047181.html

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt

http://wiki.rpath.com/Advisories:rPSA-2009-0058

http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0058

http://www.kb.cert.org/vuls/id/662091

http://www.mandriva.com/security/advisories?name=MDVSA-2009:082

http://www.redhat.com/support/errata/RHSA-2009-0408.html

http://www.securityfocus.com/archive/1/502526/100/0/threaded

http://www.securityfocus.com/archive/1/502546/100/0/threaded

http://www.securityfocus.com/bid/34257

http://www.securitytracker.com/id?1021867

http://www.ubuntu.com/usn/usn-755-1

http://www.us-cert.gov/cas/techalerts/TA09-133A.html

http://www.vupen.com/english/advisories/2009/0847

http://www.vupen.com/english/advisories/2009/0976

http://www.vupen.com/english/advisories/2009/1057

http://www.vupen.com/english/advisories/2009/1106

http://www.vupen.com/english/advisories/2009/1297

http://www.vupen.com/english/advisories/2009/2248

http://www-01.ibm.com/support/docview.wss?uid=swg21396120

https://exchange.xforce.ibmcloud.com/vulnerabilities/49448

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10044

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6449

https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00205.html

https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00206.html

Details

Source: MITRE

Published: 2009-03-27

Updated: 2020-01-21

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:mit:kerberos:5-1.6.3:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.5:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.5.1:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.5.2:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.5.3:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.6:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.6.1:*:*:*:*:*:*:*

cpe:2.3:a:mit:kerberos_5:1.6.2:*:*:*:*:*:*:*

Tenable Plugins

View all (29 total)

IDNameProductFamilySeverity
89114VMware ESX Multiple Vulnerabilities (VMSA-2009-0008) (remote check)NessusMisc.
critical
79452OracleVM 2.1 : krb5 (OVMSA-2009-0003)NessusOracleVM Local Security Checks
critical
67838Oracle Linux 3 : krb5 (ELSA-2009-0410)NessusOracle Linux Local Security Checks
critical
67837Oracle Linux 4 : krb5 (ELSA-2009-0409)NessusOracle Linux Local Security Checks
critical
67836Oracle Linux 5 : krb5 (ELSA-2009-0408)NessusOracle Linux Local Security Checks
critical
60564Scientific Linux Security Update : krb5 on SL4.x, SL5.x i386/x86_64NessusScientific Linux Local Security Checks
critical
50611VMSA-2010-0016 : VMware ESXi and ESX third-party updates for Service Console and Likewise componentsNessusVMware ESX Local Security Checks
critical
43740CentOS 4 : krb5 (CESA-2009:0409)NessusCentOS Local Security Checks
critical
43739CentOS 5 : krb5 (CESA-2009:0408)NessusCentOS Local Security Checks
critical
41542SuSE 10 Security Update : Kerberos (ZYPP Patch Number 6140)NessusSuSE Local Security Checks
critical
41415SuSE 11 Security Update : Kerberos (SAT Patch Number 738)NessusSuSE Local Security Checks
critical
40393VMSA-2009-0008 : ESX Service Console update for krb5NessusVMware ESX Local Security Checks
critical
40253openSUSE Security Update : krb5 (krb5-740)NessusSuSE Local Security Checks
critical
40017openSUSE Security Update : krb5 (krb5-740)NessusSuSE Local Security Checks
critical
38744Mac OS X 10.5.x < 10.5.7 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
critical
38191Mandriva Linux Security Advisory : krb5 (MDVSA-2009:098-1)NessusMandriva Local Security Checks
critical
37819Ubuntu 6.06 LTS / 7.10 / 8.04 LTS / 8.10 : krb5 vulnerabilities (USN-755-1)NessusUbuntu Local Security Checks
critical
36660Fedora 10 : krb5-1.6.3-18.fc10 (2009-2852)NessusFedora Local Security Checks
critical
36535Mandriva Linux Security Advisory : krb5 (MDVSA-2009:082)NessusMandriva Local Security Checks
medium
36137GLSA-200904-09 : MIT Kerberos 5: Multiple vulnerabilitiesNessusGentoo Local Security Checks
critical
36122openSUSE 10 Security Update : krb5 (krb5-6139)NessusSuSE Local Security Checks
critical
36120Debian DSA-1766-1 : krb5 - several vulnerabilitiesNessusDebian Local Security Checks
critical
36114RHEL 2.1 / 3 : krb5 (RHSA-2009:0410)NessusRed Hat Local Security Checks
critical
36113RHEL 4 : krb5 (RHSA-2009:0409)NessusRed Hat Local Security Checks
critical
36112RHEL 5 : krb5 (RHSA-2009:0408)NessusRed Hat Local Security Checks
critical
36108Fedora 9 : krb5-1.6.3-16.fc9 (2009-2834)NessusFedora Local Security Checks
critical
36107CentOS 3 : krb5 (CESA-2009:0410)NessusCentOS Local Security Checks
critical
5023Mac OS X 10.5 < 10.5.7 Multiple VulnerabilitiesNessus Network MonitorGeneric
critical
800792Mac OS X 10.5 < 10.5.7 Multiple VulnerabilitiesLog Correlation EngineOperating System Detection
high