CVE-2011-1720
The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows…
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EPSS puts the probability of exploitation in the next 30 days at 21.5%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows remote attackers to cause a denial of service (heap memory corruption and daemon crash) or possibly execute arbitrary code via an invalid AUTH command with one method followed by an AUTH command with a different method.
- CVSS 2.0
- 6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
- EPSS
- 21.48% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- postfix/postfix
- Source
- cve@mitre.org
References
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00002.html
- http://secunia.com/advisories/44500Vendor Advisory
- http://security.gentoo.org/glsa/glsa-201206-33.xml
- http://securityreason.com/securityalert/8247
- http://www.debian.org/security/2011/dsa-2233
- http://www.kb.cert.org/vuls/id/727230US Government Resource
- http://www.mail-archive.com/postfix-announce%40postfix.org/msg00007.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:090
- http://www.osvdb.org/72259
- http://www.postfix.org/CVE-2011-1720.htmlVendor Advisory
- http://www.postfix.org/announcements/postfix-2.8.3.htmlVendor Advisory
- http://www.securityfocus.com/archive/1/517917/100/0/threaded
- http://www.securityfocus.com/bid/47778Patch
- http://www.securitytracker.com/id?1025521
- http://www.ubuntu.com/usn/usn-1131-1
- https://bugzilla.redhat.com/show_bug.cgi?id=699035
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67359
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00002.html
- http://secunia.com/advisories/44500Vendor Advisory
- http://security.gentoo.org/glsa/glsa-201206-33.xml
- http://securityreason.com/securityalert/8247
- http://www.debian.org/security/2011/dsa-2233
- http://www.kb.cert.org/vuls/id/727230US Government Resource
- http://www.mail-archive.com/postfix-announce%40postfix.org/msg00007.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:090
- http://www.osvdb.org/72259
- http://www.postfix.org/CVE-2011-1720.htmlVendor Advisory
- http://www.postfix.org/announcements/postfix-2.8.3.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.