CVE-2020-35339
CVE-2020-35339 is a critical-severity vulnerability in 74cms 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-94.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 4% (90th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: 74cms
- Published:
- Last modified:
Description
In 74cms version 5.0.1, there is a remote code execution vulnerability in /Application/Admin/Controller/ConfigController.class.php and /ThinkPHP/Common/functions.php where attackers can obtain server permissions and control the server.
Frequently asked questions
- What is CVE-2020-35339?
- In 74cms version 5.0.1, there is a remote code execution vulnerability in /Application/Admin/Controller/ConfigController.class.php and /ThinkPHP/Common/functions.php where attackers can obtain server permissions and control the server.
- How severe is CVE-2020-35339?
- CVE-2020-35339 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-2020-35339 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-35339?
- CVE-2020-35339 affects 74cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-35339?
- 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-2020-35339 published?
- CVE-2020-35339 was published on 2021-02-17 and last updated on 2026-06-17.
References
- http://www.74cms.com/download/index.html
- https://github.com/BigTiger2020/74cms-rce/blob/main/README.md
Affected products (1)
- cpe:2.3:a:74cms:74cms:5.0.1:*:*:*:*:*:*:*
More vulnerabilities in 74cms
- CVE-2020-22212 — Critical (CVSS 9.8): SQL Injection in 74cms 3.2.0 via the id parameter to wap/wap-company-show.php.
- CVE-2020-22211 — Critical (CVSS 9.8): SQL Injection in 74cms 3.2.0 via the key parameter to plus/ajax_street.php.
- CVE-2020-22210 — Critical (CVSS 9.8): SQL Injection in 74cms 3.2.0 via the x parameter to ajax_officebuilding.php.
- CVE-2020-22209 — Critical (CVSS 9.8): SQL Injection in 74cms 3.2.0 via the query parameter to plus/ajax_common.php.
- CVE-2020-22208 — Critical (CVSS 9.8): SQL Injection in 74cms 3.2.0 via the x parameter to plus/ajax_street.php.
- CVE-2020-29279 — Critical (CVSS 9.8): PHP remote file inclusion in the assign_resume_tpl method in Application/Common/Controller/BaseController.class.php in…
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