CVE-2018-19977
CVE-2018-19977 is a high-severity vulnerability in Auerswald Comfortel 1200 Ip Firmware with a CVSS 3.x base score of 8.0. 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 8.0)
- CVSS v2: 7.7
- EPSS exploit prediction: 4% (90th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Auerswald Comfortel 1200 Ip Firmware
- Published:
- Last modified:
Description
A command injection (missing input validation, escaping) in the ftp upgrade configuration interface on the Auerswald COMfort 1200 IP phone 3.4.4.1-10589 allows an authenticated remote attacker (simple user) -- in the same network as the device -- to trigger OS commands (like starting telnetd or opening a reverse shell) via a POST request to the web server.
Frequently asked questions
- What is CVE-2018-19977?
- A command injection (missing input validation, escaping) in the ftp upgrade configuration interface on the Auerswald COMfort 1200 IP phone 3.4.4.1-10589 allows an authenticated remote attacker (simple user) -- in the same network as the device -- to trigger OS commands (like starting telnetd or opening a reverse shell) via a POST request to the web server.
- How severe is CVE-2018-19977?
- CVE-2018-19977 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-19977 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-19977?
- CVE-2018-19977 affects Auerswald Comfortel 1200 Ip Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-19977?
- 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-2018-19977 published?
- CVE-2018-19977 was published on 2019-05-29 and last updated on 2026-06-17.
References
- https://www.auerswald.de/de/service/81-telefone/schnurgebundene-telefone/1568-comfortel-1200-ip.html
- https://www.sit.fraunhofer.de/fileadmin/dokumente/CVE/Advisory_Auerswald_COMfortel_1200_IP.pdf?_=1549376183
Affected products (1)
- cpe:2.3:o:auerswald:comfortel_1200_ip_firmware:3.4.4.1-10589:-:*:*:*:*:*:*
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