CVE-2018-20013
CVE-2018-20013 is a high-severity vulnerability in Urbackup 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-20.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Urbackup
- Published:
- Last modified:
Description
In UrBackup 2.2.6, an attacker can send a malformed request to the client over the network, and trigger a fileservplugin/CClientThread.cpp CClientThread::ProcessPacket metadata_id!=0 assertion, leading to shutting down the client application.
Frequently asked questions
- What is CVE-2018-20013?
- In UrBackup 2.2.6, an attacker can send a malformed request to the client over the network, and trigger a fileservplugin/CClientThread.cpp CClientThread::ProcessPacket metadata_id!=0 assertion, leading to shutting down the client application.
- How severe is CVE-2018-20013?
- CVE-2018-20013 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 none, and availability high.
- Is CVE-2018-20013 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20013?
- CVE-2018-20013 affects Urbackup. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-20013?
- 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-2018-20013 published?
- CVE-2018-20013 was published on 2019-06-18 and last updated on 2026-06-17.
References
- http://www.urbackup.org/client_changelog.html
- https://github.com/MostafaSoliman/Security-Advisories/blob/master/CVE-2018-20013
Affected products (1)
- cpe:2.3:a:urbackup:urbackup:2.2.6:*:*:*:*:*:*:*
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