CVE-2018-9331
CVE-2018-9331 is a high-severity vulnerability in Zzcms 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: 6.4
- EPSS exploit prediction: 3% (84th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Zzcms
- Published:
- Last modified:
Description
An issue was discovered in zzcms 8.2. user/adv.php allows remote attackers to delete arbitrary files via directory traversal sequences in the oldimg parameter. This can be leveraged for database access by deleting install.lock.
Frequently asked questions
- What is CVE-2018-9331?
- An issue was discovered in zzcms 8.2. user/adv.php allows remote attackers to delete arbitrary files via directory traversal sequences in the oldimg parameter. This can be leveraged for database access by deleting install.lock.
- How severe is CVE-2018-9331?
- CVE-2018-9331 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 none, integrity high, and availability none.
- Is CVE-2018-9331 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-9331?
- CVE-2018-9331 affects Zzcms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-9331?
- 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-2018-9331 published?
- CVE-2018-9331 was published on 2018-04-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:zzcms:zzcms:8.2:*:*:*:*:*:*:*
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