CVE-2021-42534
CVE-2021-42534 is a medium-severity vulnerability in Trane Tracer Sc Firmware with a CVSS 3.x base score of 6.3. 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-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Trane Tracer Sc Firmware
- Published:
- Last modified:
Description
The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.
Frequently asked questions
- What is CVE-2021-42534?
- The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.
- How severe is CVE-2021-42534?
- CVE-2021-42534 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2021-42534 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-42534?
- CVE-2021-42534 affects Trane Tracer Sc Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-42534?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-42534 published?
- CVE-2021-42534 was published on 2021-10-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:trane:tracer_sc_firmware:*:*:*:*:*:*:*:*
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