CVE-2021-43358
CVE-2021-43358 is a high-severity vulnerability in Sun Ehrd with a CVSS 3.x base score of 7.5. 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-22.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 7.8
- EPSS exploit prediction: 2% (81st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Sun Ehrd
- Published:
- Last modified:
Description
Sunnet eHRD has inadequate filtering for special characters in URLs, which allows a remote attacker to perform path traversal attacks without authentication, access restricted paths and download system files.
Frequently asked questions
- What is CVE-2021-43358?
- Sunnet eHRD has inadequate filtering for special characters in URLs, which allows a remote attacker to perform path traversal attacks without authentication, access restricted paths and download system files.
- How severe is CVE-2021-43358?
- CVE-2021-43358 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-43358 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-43358?
- CVE-2021-43358 primarily affects Sun Ehrd. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-43358?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-43358 published?
- CVE-2021-43358 was published on 2021-12-01 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:sun:ehrd:8:*:*:*:*:*:*:*
- cpe:2.3:a:sun:ehrd:9:*:*:*:*:*:*:*
More vulnerabilities in Sun Ehrd
- CVE-2021-43360 — High (CVSS 8.8): Sunnet eHRD e-mail delivery task schedule’s serialization function has inadequate input object validation and…
- CVE-2021-43359 — High (CVSS 8.8): Sunnet eHRD has broken access control vulnerability, which allows a remote attacker to access account management page…
- CVE-2020-10510 — High (CVSS 8.1): Sunnet eHRD, a human training and development management system, contains a vulnerability of Broken Access Control.…
- CVE-2020-10508 — High (CVSS 7.5): Sunnet eHRD, a human training and development management system, improperly stores system files. Attackers can use a…
- CVE-2020-10509 — Medium (CVSS 6.1): Sunnet eHRD, a human training and development management system, contains vulnerability of Cross-Site Scripting (XSS),…
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- CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
- CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
- CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…