Bug 1806872 (CVE-2020-8793) - CVE-2020-8793 opensmtpd: Reading of arbitrary file by unprivileged attacker can result in information disclosure or privilege escalation
Summary: CVE-2020-8793 opensmtpd: Reading of arbitrary file by unprivileged attacker c...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-8793
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1806873 1806874
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-02-25 08:53 UTC by Marian Rehak
Modified: 2020-02-25 09:49 UTC (History)
1 user (show)

Fixed In Version:
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Last Closed: 2020-02-25 09:49:47 UTC
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Description Marian Rehak 2020-02-25 08:53:10 UTC 
An unprivileged local attacker can read the first line of an arbitrary file (for example, root's password hash in /etc/master.passwd) or the entire contents of another user's file which results in information disclosure or privileges escalation.

Upstream advisory:

https://www.openwall.com/lists/oss-security/2020/02/24/4
Comment 1 Marian Rehak 2020-02-25 08:56:40 UTC 
Created opensmtpd tracking bugs for this issue:

Affects: epel-all [bug 1806874]
Affects: fedora-all [bug 1806873]
Comment 2 Product Security DevOps Team 2020-02-25 09:49:47 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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