CVE-2022-27373
CVE-2022-27373 is a high-severity vulnerability in Phicomm Fir303b Firmware with a CVSS 3.x base score of 8.8. 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-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 3% (84th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Phicomm Fir303b Firmware
- Published:
- Last modified:
Description
Shanghai Feixun Data Communication Technology Co., Ltd router fir302b A2 was discovered to contain a remote command execution (RCE) vulnerability via the Ping function.
Frequently asked questions
- What is CVE-2022-27373?
- Shanghai Feixun Data Communication Technology Co., Ltd router fir302b A2 was discovered to contain a remote command execution (RCE) vulnerability via the Ping function.
- How severe is CVE-2022-27373?
- CVE-2022-27373 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-27373 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-2022-27373?
- CVE-2022-27373 affects Phicomm Fir303b Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-27373?
- 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-2022-27373 published?
- CVE-2022-27373 was published on 2022-07-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:phicomm:fir303b_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Phicomm Fir303b Firmware
- CVE-2022-37779 — High (CVSS 7.2): Phicomm FIR151B A2, FIR302E A2, FIR300B A2, FIR303B A2 routers V3.0.1.17 were discovered to contain a remote command…
- CVE-2022-37778 — High (CVSS 7.2): Phicomm FIR151B A2, FIR302E A2, FIR300B A2, FIR303B A2 routers V3.0.1.17 were discovered to contain a remote command…
- CVE-2022-37777 — High (CVSS 7.2): Phicomm FIR151B A2, FIR302E A2, FIR300B A2, FIR303B A2 routers 3.0.1.17 and earlier were discovered to contain a remote…
- CVE-2022-37780 — High (CVSS 7.2): Phicomm FIR151B A2, FIR302E A2, FIR300B A2, FIR303B A2 routers V3.0.1.17 were discovered to contain a remote command…
All CVEs affecting Phicomm Fir303b Firmware →
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