Description
Signal handler race condition in OpenSSH before 4.4 allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code if GSSAPI authentication is enabled, via unspecified vectors that lead to a double-free.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Apple / mac_os_x10.3.9
- Apple / mac_os_x_server10.3.9
- Debian / debian_linux3.1 – 3.1
- OpenBSD / OpenSSH4.4
References
- VENDOR_ADVISORYhttp://security.freebsd.org/advisories/FreeBSD-SA-06%3A22.openssh.asc
- MISChttp://sourceforge.net/forum/forum.php?forum_id=681763
- VENDOR_ADVISORYhttp://secunia.com/advisories/22270
- MISChttp://www.arkoon.fr/upload/alertes/43AK-2006-09-FR-1.0_SSL360_OPENSSH.pdf
- VENDOR_ADVISORYhttp://www.ubuntu.com/usn/usn-355-1
- MAILING_LISThttp://lists.freebsd.org/pipermail/freebsd-security/2006-October/004051.html
- VENDOR_ADVISORYhttp://www.vmware.com/support/vi3/doc/esx-3069097-patch.html
- MISChttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11387
- MISChttp://openssh.org/txt/release-4.4
- VENDOR_ADVISORYhttp://secunia.com/advisories/24805
- MISChttp://www.kb.cert.org/vuls/id/851340
- MISChttp://www.openbsd.org/errata.html#ssh
- VENDOR_ADVISORYhttp://secunia.com/advisories/22487
- MISChttp://www.us-cert.gov/cas/techalerts/TA07-072A.html
- MISChttp://www.arkoon.fr/upload/alertes/36AK-2006-07-FR-1.0_FAST360_OPENSSH.pdf
- MISChttp://security.gentoo.org/glsa/glsa-200611-06.xml
- VENDOR_ADVISORYhttp://www.novell.com/linux/security/advisories/2006_62_openssh.html
- VENDOR_ADVISORYhttp://secunia.com/advisories/22362
- VENDOR_ADVISORYhttp://secunia.com/advisories/23680
- MAILING_LISThttp://lists.apple.com/archives/security-announce/2007/Mar/msg00002.html
- VENDOR_ADVISORYhttp://docs.info.apple.com/article.html?artnum=305214
- VENDOR_ADVISORYhttp://secunia.com/advisories/22352
- VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2006/4329
- VENDOR_ADVISORYhttp://secunia.com/advisories/22236
- VENDOR_ADVISORYhttp://secunia.com/advisories/24799
- VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2006/4018
- VENDOR_ADVISORYhttp://secunia.com/advisories/22495
- MISChttps://exchange.xforce.ibmcloud.com/vulnerabilities/29254
- MISChttp://www.securityfocus.com/bid/20241
- VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2007/1332
- MISChttp://www.osvdb.org/29264
- VENDOR_ADVISORYhttp://secunia.com/advisories/22823
- VENDOR_ADVISORYftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:22.openssh.asc
- MISChttp://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.592566
- MISChttp://www.redhat.com/support/errata/RHSA-2006-0697.html
- VENDOR_ADVISORYhttp://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html
- VENDOR_ADVISORYhttp://secunia.com/advisories/22183
- MAILING_LISThttp://marc.info/?l=openssh-unix-dev&m=115939141729160&w=2
- VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2007/0930
- MISChttp://www-unix.globus.org/mail_archive/security-announce/2007/04/msg00000.html
- VENDOR_ADVISORYhttp://secunia.com/advisories/22926
- VENDOR_ADVISORYhttp://secunia.com/advisories/22173
- MISChttp://securitytracker.com/id?1016940
- VENDOR_ADVISORYhttp://secunia.com/advisories/22208
- VENDOR_ADVISORYhttp://www.vmware.com/support/vi3/doc/esx-9986131-patch.html
- VENDOR_ADVISORYhttp://secunia.com/advisories/22245
- VENDOR_ADVISORYftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc
- VENDOR_ADVISORYhttp://secunia.com/advisories/22196
- VENDOR_ADVISORYhttp://www.debian.org/security/2006/dsa-1212
- MISChttp://www.redhat.com/support/errata/RHSA-2006-0698.html
- VENDOR_ADVISORYhttp://secunia.com/advisories/22158
- VENDOR_ADVISORYhttp://www.mandriva.com/security/advisories?name=MDKSA-2006:179
- VENDOR_ADVISORYhttp://www.debian.org/security/2006/dsa-1189
- MISChttp://support.avaya.com/elmodocs2/security/ASA-2006-216.htm
- VENDOR_ADVISORYhttp://secunia.com/advisories/24479
- MAILING_LISThttp://www.openwall.com/lists/oss-security/2024/07/01/3
- MAILING_LISThttp://www.openwall.com/lists/oss-security/2024/07/28/3
- MAILING_LISThttps://www.openwall.com/lists/oss-security/2024/07/28/3