How severe is CVE-2020-29311?

CVE-2020-29311 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-2020-29311 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29311?

CVE-2020-29311 affects Ubilling. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29311?

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-2020-29311 published?

CVE-2020-29311 was published on 2020-12-10 and last updated on 2026-06-17.

CVE-2020-29311

CVE-2020-29311 is a critical-severity vulnerability in Ubilling 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Ubilling
Published: 2020-12-10
Last modified: 2026-06-17

Description

Ubilling v1.0.9 allows Remote Command Execution as Root user by executing a malicious command that is injected inside the config file and being triggered by another part of the software.

Frequently asked questions

What is CVE-2020-29311?: Ubilling v1.0.9 allows Remote Command Execution as Root user by executing a malicious command that is injected inside the config file and being triggered by another part of the software.
How severe is CVE-2020-29311?: CVE-2020-29311 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-2020-29311 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29311?: CVE-2020-29311 affects Ubilling. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29311?: 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-2020-29311 published?: CVE-2020-29311 was published on 2020-12-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ubilling:ubilling:1.0.9:*:*:*:*:*:*:*

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