CVE-2021-38477
CVE-2021-38477 is a critical-severity vulnerability in Auvesy Versiondog 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-73.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 6.4
- EPSS exploit prediction: 1% (61st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-73
- Affected product: Auvesy Versiondog
- Published:
- Last modified:
Description
There are multiple API function codes that permit reading and writing data to or from files and directories, which could lead to the manipulation and/or the deletion of files.
Frequently asked questions
- What is CVE-2021-38477?
- There are multiple API function codes that permit reading and writing data to or from files and directories, which could lead to the manipulation and/or the deletion of files.
- How severe is CVE-2021-38477?
- CVE-2021-38477 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-2021-38477 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-38477?
- CVE-2021-38477 affects Auvesy Versiondog. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-38477?
- 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-2021-38477 published?
- CVE-2021-38477 was published on 2021-10-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:auvesy:versiondog:*:*:*:*:*:*:*:*
More vulnerabilities in Auvesy Versiondog
- CVE-2021-38457 — Critical (CVSS 9.8): The server permits communication without any authentication procedure, allowing the attacker to initiate a session with…
- CVE-2021-38449 — Critical (CVSS 9.8): Some API functions permit by-design writing or copying data into a given buffer. Since the client controls these…
- CVE-2021-38471 — Critical (CVSS 9.1): There are multiple API function codes that permit data writing to any file, which may allow an attacker to modify…
- CVE-2021-38469 — Critical (CVSS 9.1): Many of the services used by the affected product do not specify full paths for the DLLs they are loading. An attacker…
- CVE-2021-38453 — Critical (CVSS 9.1): Some API functions allow interaction with the registry, which includes reading values as well as data modification.
- CVE-2021-38461 — High (CVSS 8.2): The affected product uses a hard-coded blowfish key for encryption/decryption processes. The key can be easily…
All CVEs affecting Auvesy Versiondog →
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