CVE-2019-18644
CVE-2019-18644 is a medium-severity vulnerability in Totaldefense Anti-virus with a CVSS 3.x base score of 5.9. 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-367.
Key facts
- Severity: Medium (CVSS 3.x base score 5.9)
- CVSS v2: 5.8
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-367
- Affected product: Totaldefense Anti-virus
- Published:
- Last modified:
Description
The malware scan function in Total Defense Anti-virus 11.5.2.28 is vulnerable to a TOCTOU bug; consequently, symbolic link attacks allow privileged files to be deleted.
Frequently asked questions
- What is CVE-2019-18644?
- The malware scan function in Total Defense Anti-virus 11.5.2.28 is vulnerable to a TOCTOU bug; consequently, symbolic link attacks allow privileged files to be deleted.
- How severe is CVE-2019-18644?
- CVE-2019-18644 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2019-18644 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-18644?
- CVE-2019-18644 affects Totaldefense Anti-virus. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-18644?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-18644 published?
- CVE-2019-18644 was published on 2019-10-31 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:totaldefense:anti-virus:11.5.2.28:*:*:*:*:*:*:*
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