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Debian LTS: Security Advisory for yaws (DLA-2384-1)

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 'yaws' package(s) announced via the DLA-2384-1 advisory.

Insight

Insight

Two issues have been found in yaws, a high performance HTTP 1.1 webserver written in Erlang. CVE-2020-24379 Reject external resource requests in DAV in order to avoid XML External Entity (XXE) attackes. CVE-2020-24916 Sanitize CGI executable in order to avoid command injection via CGI requests.

Affected Software

Affected Software

'yaws' package(s) on Debian Linux.

Detection Method

Detection Method

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

Solution

Solution

For Debian 9 stretch, these problems have been fixed in version 2.0.4+dfsg-1+deb9u1. We recommend that you upgrade your yaws packages.

Common Vulnerabilities and Exposures (CVE)