Vulnerability Details : 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 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.
Published 2011-05-13 17:05:43
Updated 2018-10-09 19:31:49
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowMemory CorruptionExecute codeDenial of service

Threat overview for CVE-2011-1720

Top countries where our scanners detected CVE-2011-1720
Top open port discovered on systems with this issue 22
IPs affected by CVE-2011-1720 7
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2011-1720!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2011-1720

Probability of exploitation activity in the next 30 days: 88.66%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 99 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2011-1720

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST

CWE ids for CVE-2011-1720

References for CVE-2011-1720

Products affected by CVE-2011-1720

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