How severe is CVE-2002-1562?

CVE-2002-1562 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2002-1562 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1562?

CVE-2002-1562 affects Acme Labs Thttpd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2002-1562?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2002-1562 published?

CVE-2002-1562 was published on 2003-05-12 and last updated on 2026-06-16.

CVE-2002-1562

CVE-2002-1562 is a medium-severity vulnerability in Acme Labs Thttpd with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Acme Labs Thttpd
Published: 2003-05-12
Last modified: 2026-06-16

Description

Directory traversal vulnerability in thttpd, when using virtual hosting, allows remote attackers to read arbitrary files via .. (dot dot) sequences in the Host: header.

Frequently asked questions

What is CVE-2002-1562?: Directory traversal vulnerability in thttpd, when using virtual hosting, allows remote attackers to read arbitrary files via .. (dot dot) sequences in the Host: header.
How severe is CVE-2002-1562?: CVE-2002-1562 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-1562 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1562?: CVE-2002-1562 affects Acme Labs Thttpd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-1562?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1562 published?: CVE-2002-1562 was published on 2003-05-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:acme_labs:thttpd:*:*:*:*:*:*:*:*

More vulnerabilities in Acme Labs Thttpd

CVE-2000-0359 — Critical (CVSS 10.0): Buffer overflow in Trivial HTTP (THTTPd) allows remote attackers to cause a denial of service or execute arbitrary…
CVE-2006-1078 — High (CVSS 8.4): Multiple buffer overflows in htpasswd, as used in Acme thttpd 2.25b, and possibly other products such as Apache, might…
CVE-2002-0733 — High (CVSS 7.5): Cross-site scripting vulnerability in thttpd 2.20 and earlier allows remote attackers to execute arbitrary script via a…
CVE-2000-0900 — High (CVSS 7.5): Directory traversal vulnerability in ssi CGI program in thttpd 2.19 and earlier allows remote attackers to read…
CVE-2006-4248 — High (CVSS 7.2): thttpd on Debian GNU/Linux, and possibly other distributions, allows local users to create or touch arbitrary files via…
CVE-2006-1079 — High (CVSS 7.2): htpasswd, as used in Acme thttpd 2.25b and possibly other products such as Apache, might allow local users to gain…

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