Is CVE-2017-2879 actively exploited?

No active exploitation of CVE-2017-2879 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2017-2879 be exploited remotely?

Partially. CVE-2017-2879 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2017-2879?

CVE-2017-2879 has a CVSS score of 5.3 (MEDIUM).

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MEDIUM

CVE-2017-2879

CWE-120Published: September 19, 2018· Updated: Jun 17, 2026

5.3

CVSS v3.1

Official Description

An exploitable buffer overflow vulnerability exists in the UPnP implementation used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. A specially crafted UPnP discovery response can cause a buffer overflow resulting in overwriting arbitrary data. An attacker needs to be in the same subnetwork and reply to a discovery message to trigger this vulnerability.

NVD Source

Technical Analysis

CVE-2017-2879 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 5.3.