How severe is CVE-2001-0777?

CVE-2001-0777 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2001-0777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0777?

CVE-2001-0777 primarily affects Omnicron Omnihttpd. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-0777?

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

When was CVE-2001-0777 published?

CVE-2001-0777 was published on 2001-10-18 and last updated on 2026-06-16.

CVE-2001-0777

CVE-2001-0777 is a medium-severity vulnerability in Omnicron Omnihttpd 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: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Omnicron Omnihttpd
Published: 2001-10-18
Last modified: 2026-06-16

Description

Omnicron OmniHTTPd 2.0.8 allows remote attackers to cause a denial of service (memory exhaustion) via a series of requests for PHP scripts.

Frequently asked questions

What is CVE-2001-0777?: Omnicron OmniHTTPd 2.0.8 allows remote attackers to cause a denial of service (memory exhaustion) via a series of requests for PHP scripts.
How severe is CVE-2001-0777?: CVE-2001-0777 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2001-0777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0777?: CVE-2001-0777 primarily affects Omnicron Omnihttpd. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-0777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-0777 published?: CVE-2001-0777 was published on 2001-10-18 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:omnicron:omnihttpd:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:omnicron:omnihttpd:2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:omnicron:omnihttpd:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:omnicron:omnihttpd:2.0.7:*:*:*:*:*:*:*
cpe:2.3:a:omnicron:omnihttpd:2.0.8:*:*:*:*:*:*:*

More vulnerabilities in Omnicron Omnihttpd

CVE-2001-0113 — Critical (CVSS 10.0): statsconfig.pl in OmniHTTPd 2.07 allows remote attackers to execute arbitrary commands via the mostbrowsers parameter,…
CVE-1999-0951 — Critical (CVSS 10.0): Buffer overflow in OmniHTTPd CGI program imagemap.exe allows remote attackers to execute commands.
CVE-2002-1035 — Medium (CVSS 5.0): Omnicron OmniHTTPd 2.09 allows remote attackers to cause a denial of service (crash) via an HTTP request with a long,…
CVE-2001-0778 — Medium (CVSS 5.0): OmniHTTPd 2.0.8 and earlier allow remote attackers to obtain source code via a GET request with the URL-encoded symbol…
CVE-2001-0613 — Medium (CVSS 5.0): Omnicron Technologies OmniHTTPD Professional 2.08 and earlier allows a remote attacker to create a denial of service…
CVE-2001-0114 — Medium (CVSS 5.0): statsconfig.pl in OmniHTTPd 2.07 allows remote attackers to overwrite arbitrary files via the cgidir parameter.

All CVEs affecting Omnicron Omnihttpd →