CVE-2002-2192: Cross-site scripting (XSS) vulnerability in Perception LiteServe 2.0.1 allows remote attackers to execute arbi

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MEDIUM 4.3DOWNGRADE

CVE-2002-2192 is a medium-severity flaw (CVSS 4.3) affecting liteserve. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in Perception LiteServe 2.0.1 allows remote attackers to execute arbitrary web script via (1) a Host: header when DNS wildcards are supported or (2) the query string in a "dir" request to indexed folders.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	3.7% (top 10%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: perception

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:00 UTCUpdated Record last modified

perception liteserve DOWNGRADE

Affected: 2.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.0.1 (Debian / Ubuntu)

apt-cache madison liteserve sudo apt install liteserve=<VERSION_BEFORE_2.0.1> sudo apt-mark hold liteserve

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list liteserve sudo dnf downgrade liteserve-<VERSION_BEFORE_2.0.1> sudo dnf versionlock add liteserve

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Perception LiteServe 2.0.1 - Directory Query String Cross-Site Scripting
Exploit-DB: Perception LiteServe 2.0.1 - DNS Wildcard Cross-Site Scripting

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-2002-2192?

liteserve: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-2192 being exploited?

CVE-2002-2192 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-2002-2192 affect?

CVE-2002-2192 affects liteserve. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in Perception LiteServe 2.0.1 allows remote attackers to execute arbitrary web script via (1) a Host: header when DNS wildcards are supported or (2) the query string in a "dir" request to indexed fol

How urgent is CVE-2002-2192?

Priority 42/100. Public exploit reference

Related CVEs

CVE-2003-1144 HIGH 10.0 DOWNGRADE Buffer overflow in the log viewing interface in Perception LiteServe 1.25 through 2.2 allows remote attackers
CVE-2002-2406 MEDIUM 5.0 DOWNGRADE Buffer overflow in HTTP server in LiteServe 2.0, 2.0.1 and 2.0.2 allows remote attackers to cause a denial of
CVE-2002-2369 MEDIUM 5.0 DOWNGRADE Perception LiteServe 2.0 allows remote attackers to read password protected files via a leading "/./" in a URL
CVE-2002-1986 MEDIUM 5.0 DOWNGRADE Perception LiteServe 2.0 through 2.0.1 allows remote attackers to obtain the source code of CGI scripts via an
CVE-2001-0795 HIGH 7.5 DOWNGRADE Perception LiteServe 1.25 allows remote attackers to obtain source code of CGI scripts via URLs that contain M

References

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