IcedTea-Web up to 1.7.2/1.8.2 JAR File path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in IcedTea-Web up to 1.7.2/1.8.2. Affected by this issue is some unknown functionality of the component JAR File Handler. This manipulation causes path traversal. This vulnerability appears as CVE-2019-10185. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability has been found in IcedTea-Web up to 1.7.2/1.8.2 and classified as critical. Affected by this vulnerability is an unknown functionality of the component JAR File Handler. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

It was found that icedtea-web up to and including 1.7.2 and 1.8.2 was vulnerable to a zip-slip attack during auto-extraction of a JAR file. An attacker could use this flaw to write files to arbitrary locations. This could also be used to replace the main running application and, possibly, break out of the sandbox.

The weakness was presented 07/31/2019 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2019-10185 since 03/27/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

It is possible to download the exploit at packetstormsecurity.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 236612 (Alibaba Cloud Linux 3 : 0037: icedtea-web (ALINUX3-SA-2022:0037)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (236612). See VDB-139062 and VDB-139061 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• IcedTea-Web

Version

• 1.7.0
• 1.7.1
• 1.7.2
• 1.8.0
• 1.8.1
• 1.8.2

CPE 2.3info

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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