A vulnerability classified as critical was found in Foscam C1 Indoor HD Camera 2.52.2.43 (Network Camera Software). This vulnerability affects an unknown function of the component DDNS Client. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An exploitable buffer overflow vulnerability exists in the DDNS client used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. On devices with DDNS enabled, an attacker who is able to intercept HTTP connections will be able to fully compromise the device by creating a rogue HTTP server.

The bug was discovered 11/13/2017. The weakness was presented 09/17/2018 (Website). The advisory is available at talosintelligence.com. This vulnerability was named CVE-2017-2857 since 11/30/2016. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 308 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See 124140, 124139, 124137 and 124136 for similar entries.

Productinfo

Type

• Network Camera Software

Vendor

• Foscam

Name

• C1 Indoor HD Camera

Version

• 2.52.2.43

License

• commercial

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Discussion