CVE-2017-17793: Information Disclosure vulnerability in creer_fichier_zip in admin/maintenance.php in BlogoText through 3.7.6

Q: How do I fix CVE-2017-17793?

blogotext: upgrade to newer than 3.7.6. Exact commands for each OS are on this page.

Q: Is CVE-2017-17793 being exploited?

CVE-2017-17793 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-17793 affect?

CVE-2017-17793 affects blogotext. Severity is high (CVSS 7.5). Information Disclosure vulnerability in creer_fichier_zip in admin/maintenance.php in BlogoText through 3.7.6 allows remote attackers to defeat a filename-randomization protection mechanism, and read backup archives on Windows servers, by p

Q: How urgent is CVE-2017-17793?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2017-17793 is a high-severity flaw (CVSS 7.5) affecting blogotext. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Information Disclosure vulnerability in creer_fichier_zip in admin/maintenance.php in BlogoText through 3.7.6 allows remote attackers to defeat a filename-randomization protection mechanism, and read backup archives on Windows servers, by providing the archiv~1.zip name (aka an 8.3 filename).

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.2% (top 18%)
CISA exploited list	No
Weakness	CWE-200
Published	2017-12-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: blogotext project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-12-20 09:29 UTCPublished CVE record published
2026-06-17 01:11 UTCUpdated Record last modified

blogotext project blogotext UPGRADE

Affected: <= 3.7.6

Fixed in: newer than 3.7.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy blogotext || rpm -q blogotext || blogotext --version

2. UPGRADE to newer than 3.7.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade blogotext

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade blogotext

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-17793?

blogotext: upgrade to newer than 3.7.6. Exact commands for each OS are on this page.

Is CVE-2017-17793 being exploited?

CVE-2017-17793 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-17793 affect?

CVE-2017-17793 affects blogotext. Severity is high (CVSS 7.5). Information Disclosure vulnerability in creer_fichier_zip in admin/maintenance.php in BlogoText through 3.7.6 allows remote attackers to defeat a filename-randomization protection mechanism, and read backup archives on Windows servers, by p

How urgent is CVE-2017-17793?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities · Windows vulnerabilities

Related CVEs

CVE-2017-17794 CRITICAL 9.8 UPGRADE validate_form_preferences in admin/preferences.php in BlogoText through 3.7.6 allows attackers to bypass inten
CVE-2017-17792 MEDIUM 6.1 UPGRADE Cross site scripting (XSS) vulnerability in the markup_clean_href function in inc/conv.php in BlogoText throug
CVE-2017-14957 MEDIUM 6.1 UPGRADE Stored XSS vulnerability via a comment in inc/conv.php in BlogoText before 3.7.6 allows an unauthenticated att

References

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