CVE-2021-38449
CVE-2021-38449 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-123.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (64th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-123
- Affected product: Auvesy Versiondog
- Published:
- Last modified:
Description
Some API functions permit by-design writing or copying data into a given buffer. Since the client controls these parameters, an attacker could rewrite the memory in any location of the affected product.
Frequently asked questions
- What is CVE-2021-38449?
- Some API functions permit by-design writing or copying data into a given buffer. Since the client controls these parameters, an attacker could rewrite the memory in any location of the affected product.
- How severe is CVE-2021-38449?
- CVE-2021-38449 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-2021-38449 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-38449?
- CVE-2021-38449 affects Auvesy Versiondog. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-38449?
- 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-2021-38449 published?
- CVE-2021-38449 was published on 2021-10-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:auvesy:versiondog:*:*:*:*:*:*:*:*
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