CVE-2020-28929
CVE-2020-28929 is a critical-severity vulnerability in Epson Eps Tse Server 8 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-306
- Affected product: Epson Eps Tse Server 8 Firmware
- Published:
- Last modified:
Description
Unrestricted access to the log downloader functionality in EPSON EPS TSE Server 8 (21.0.11) allows an unauthenticated attacker to remotely retrieve administrative hashed credentials via the maintenance/troubleshoot.php?download=1 URI.
Frequently asked questions
- What is CVE-2020-28929?
- Unrestricted access to the log downloader functionality in EPSON EPS TSE Server 8 (21.0.11) allows an unauthenticated attacker to remotely retrieve administrative hashed credentials via the maintenance/troubleshoot.php?download=1 URI.
- How severe is CVE-2020-28929?
- CVE-2020-28929 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-2020-28929 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-28929?
- CVE-2020-28929 affects Epson Eps Tse Server 8 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-28929?
- 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-2020-28929 published?
- CVE-2020-28929 was published on 2020-12-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:epson:eps_tse_server_8_firmware:21.0.11:*:*:*:*:*:*:*
More vulnerabilities in Epson Eps Tse Server 8 Firmware
- CVE-2020-28931 — High (CVSS 8.8): Lack of an anti-CSRF token in the entire administrative interface in EPSON EPS TSE Server 8 (21.0.11) allows an…
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