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Debian LTS Advisory ([SECURITY] [DLA 1986-1] ruby-haml security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

4 years ago

Modified

Modified

4 years ago

Summary

The remote host is missing an update for the 'ruby-haml' package(s) announced via the DSA-1986-1 advisory.

Insight

Insight

In haml, when using user input to perform tasks on the server, characters like < > ' ' must be escaped properly. In this case, the ' character was missed. An attacker can manipulate the input to introduce additional attributes, potentially executing code.

Affected Software

Affected Software

'ruby-haml' 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 8 'Jessie', this problem has been fixed in version 4.0.5-2+deb8u1. We recommend that you upgrade your ruby-haml packages.

Common Vulnerabilities and Exposures (CVE)