HTTP: 7-Zip RAR Solid Compression Remote Code Execution

This signature detects attempt to exploit remote code execution vulnerability in the RAR component of 7-Zip. A remote attacker could exploit this vulnerability by enticing a victim user to open a maliciously crafted file. Successful exploitation allows the attacker to execute arbitrary code under the context of the application.

Extended Description

Incorrect initialization logic of RAR decoder objects in 7-Zip 18.03 and before can lead to usage of uninitialized memory, allowing remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.

Affected Products

7-zip 7-zip

References

BugTraq: 104132

CVE: CVE-2018-10115

Short Name
HTTP:STC:7-ZIP-RCE
Severity
Major
Recommended
True
Recommended Action
Drop
Category
HTTP
Keywords
7-Zip CVE-2018-10115 Code Compression Execution RAR Remote Solid bid:104132
Release Date
07/23/2018
Supported Platforms

srx-branch-12.3

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-branch-19.4

vsrx-19.4

mx-12.3

mx-19.4

vmx-19.4

mx-19.3

vsrx3bsd-19.4

srx-19.4

vsrx-12.3

vmx-19.3

vsrx-19.2

srx-12.3

Sigpack Version
3375
False Positive
Unknown
Vendors

7-zip

CVSS Score

6.8

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