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Debian: Security Advisory for opensmtpd (DSA-4634-1)

Information

Severity

Severity

Critical

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

10.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the 'opensmtpd' package(s) announced via the DSA-4634-1 advisory.

Insight

Insight

Qualys discovered that the OpenSMTPD SMTP server performed insufficient validation of SMTP commands, which could result in local privilege escalation or the execution of arbitrary code.

Affected Software

Affected Software

'opensmtpd' package(s) on Debian Linux.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

For the oldstable distribution (stretch), this problem has been fixed in version 6.0.2p1-2+deb9u3. For the stable distribution (buster), this problem has been fixed in version 6.0.3p1-5+deb10u4. We recommend that you upgrade your opensmtpd packages.

Common Vulnerabilities and Exposures (CVE)