CVE-2022-23135
CVE-2022-23135 is a medium-severity vulnerability in Zte Zxhn F677 Firmware with a CVSS 3.x base score of 6.5. 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: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 5.5
- EPSS exploit prediction: 1% (72nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Zte Zxhn F677 Firmware
- Published:
- Last modified:
Description
There is a directory traversal vulnerability in some home gateway products of ZTE. Due to the lack of verification of user modified destination path, an attacker with specific permissions could modify the FTP access path to access and modify the system path contents without authorization, which will cause information leak and affect device operation.
Frequently asked questions
- What is CVE-2022-23135?
- There is a directory traversal vulnerability in some home gateway products of ZTE. Due to the lack of verification of user modified destination path, an attacker with specific permissions could modify the FTP access path to access and modify the system path contents without authorization, which will cause information leak and affect device operation.
- How severe is CVE-2022-23135?
- CVE-2022-23135 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
- Is CVE-2022-23135 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-23135?
- CVE-2022-23135 primarily affects Zte Zxhn F677 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-23135?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-23135 published?
- CVE-2022-23135 was published on 2022-02-24 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:zte:zxhn_f677_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:zte:zxhn_f477_firmware:*:*:*:*:*:*:*:*
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