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Gentoo: GLSA-202310-05 Medium Severity: File Manipulation Vulnerability

gentoo
Calendar Grey September 9, 2009
Scroller Gentoo
The Gentoo Linux security bulletin emphasizes a vulnerability related to file permissions within Screenie, which could facilitate symlink-based exploitation.
An insecure temporary file usage has been reported in Screenie, allowing for symlink attacks.

Summary

Gentoo Linux Security Advisory GLSA 200909-09 https://security.gentoo.org/ Severity: Normal Title: Screenie: Insecure temporary file usage Date: September 09, 2009 Bugs: #250476 ID: 200909-09

Synopsis ======= An insecure temporary file usage has been reported in Screenie, allowing for symlink attacks.
Background ========= Screenie is a small screen frontend that is designed to be a session handler.
Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-misc/screenie < 1.30.0-r1 >= 1.30.0-r1
========== Dmitry E. Oboukhov reported that Screenie does not handle "/tmp/.screenie.#####" temporary files securely.
Impact ===== A local attacker could perform symlink attacks...

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Topics%20covered

Topics Covered

security advisory symlink attack normal severity insecure file usage screenie

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Availability

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Concerns

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Topics%20covered

Topics Covered

security advisory symlink attack normal severity insecure file usage screenie

Synopsis

Background

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Affected Packages

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Workaround