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CVE-2020-29600

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it...

9.8 CriticalFix available

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

3.84%Up 2.8 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
CVE-2020-29600
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-22
Updated
2026-11-02
CVE List No score

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
CVE-2020-29600
Updated
2026-11-02
EUVDEUVD-2020-21961 No score

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
EUVD-2020-21961
Updated
2026-11-03
GitHub AdvisoriesGHSA-43g3-5cf8-2gm2 No score

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it...

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
GHSA-43g3-5cf8-2gm2
Weakness
CWE-22
Updated
2026-11-02
OSVALPINE-CVE-2020-29600 9.8

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
ALPINE-CVE-2020-29600
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV 9.8

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
CVE-2020-29600
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVDEBIAN-CVE-2020-29600 9.8

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
DEBIAN-CVE-2020-29600
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2020-29600 9.8

In AWStats through 7.7, cgi-bin/awstats.pl?config= accepts an absolute pathname, even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501.

Record
UBUNTU-CVE-2020-29600
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2021-0024 No score

Updated awstats package fixes a security vulnerability

It was discovered that Awstats was vulnerable to path traversal attacks. A remote unauthenticated attacker could leverage that to perform arbitrary code execution. The previous fix did not fully address the issue when the default /etc/awstats/awstats.conf is not present (CVE-2020-29600).

Record
MGASA-2021-0024
Updated
2026-11-02
OSVUSN-4953-1 No score

awstats vulnerabilities

Sean Boran discovered that AWStats incorrectly filtered certain parameters. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2020-29600)

It was discovered that AWStats incorrectly filtered certain parameters. A remote attacker could possibly use this issue to access sensitive information. (CVE-2020-35176)

Record
USN-4953-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
awstats
Alpine:v3.10
 before 7.8-r0
7.8-r0
awstats
Alpine:v3.11
 before 7.8-r0
7.8-r0
awstats
Debian:12
 before 7.8-1
7.8-1
awstats
Debian:13
 before 7.8-1
7.8-1
awstats
Debian:14
 before 7.8-1
7.8-1
awstats
Debian:9
 before 7.6+dfsg-1+deb9u2, plus listed versions
7.6+dfsg-17.6+dfsg-1+deb9u1
7.6+dfsg-1+deb9u2
awstats
Mageia:7
 before 7.7-1.1.mga7
7.7-1.1.mga7
awstats
Ubuntu:Pro:16.04:LTS
 before 7.4+dfsg-1ubuntu0.4+esm1, plus listed versions
7.4+dfsg-17.4+dfsg-1ubuntu0.17.4+dfsg-1ubuntu0.27.4+dfsg-1ubuntu0.3
7.4+dfsg-1ubuntu0.4+esm1
awstats
Ubuntu:18.04:LTS
 before 7.6+dfsg-2ubuntu0.18.04.1, plus listed versions
7.6+dfsg-17.6+dfsg-1ubuntu27.6+dfsg-2
7.6+dfsg-2ubuntu0.18.04.1
awstats
Ubuntu:20.04:LTS
 before 7.6+dfsg-2ubuntu0.20.04.1, plus listed versions
7.6+dfsg-2
7.6+dfsg-2ubuntu0.20.04.1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-29600 is a critical vulnerability (CVSS 9.8) in Awstats, published December 7, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.84%, the 90th percentile. Fixed in awstats 7.8-r0.

References

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