How severe is CVE-2017-7577?

CVE-2017-7577 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-7577 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 29% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7577?

CVE-2017-7577 affects Xiongmaitech Uc-httpd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7577?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-7577 published?

CVE-2017-7577 was published on 2017-04-07 and last updated on 2026-06-17.

CVE-2017-7577

CVE-2017-7577 is a critical-severity vulnerability in Xiongmaitech Uc-httpd with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 29% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 29% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Xiongmaitech Uc-httpd
Published: 2017-04-07
Last modified: 2026-06-17

Description

XiongMai uc-httpd has directory traversal allowing the reading of arbitrary files via a "GET ../" HTTP request.

Frequently asked questions

What is CVE-2017-7577?: XiongMai uc-httpd has directory traversal allowing the reading of arbitrary files via a "GET ../" HTTP request.
How severe is CVE-2017-7577?: CVE-2017-7577 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-7577 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 29% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7577?: CVE-2017-7577 affects Xiongmaitech Uc-httpd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7577?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-7577 published?: CVE-2017-7577 was published on 2017-04-07 and last updated on 2026-06-17.

References

http://zeroday.insecurity.zone/exploits/uc-httpd_lfi.txt

Affected products (1)

cpe:2.3:a:xiongmaitech:uc-httpd:-:*:*:*:*:*:*:*

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