Foscam C1 Indoor HD Camera 2.52.2.43 Multi-Camera Interface memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.8$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Foscam C1 Indoor HD Camera 2.52.2.43. Affected by this issue is some unknown functionality of the component Multi-Camera Interface. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2017-2876. Remote exploitation of the attack is possible. No exploit is available. It is recommended to apply restrictive firewalling.

Detailsinfo

A vulnerability was found in Foscam C1 Indoor HD Camera 2.52.2.43 (Network Camera Software). It has been rated as critical. This issue affects some unknown processing of the component Multi-Camera Interface. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An exploitable buffer overflow vulnerability exists in the Multi-Camera interface used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. A specially crafted request on port 10000 can cause a buffer overflow resulting in overwriting arbitrary data.

The bug was discovered 11/13/2017. The weakness was published 09/19/2018 (Website). It is possible to read the advisory at talosintelligence.com. The identification of this vulnerability is CVE-2017-2876 since 11/30/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 310 days. During that time the estimated underground price was around $0-$5k.

Addressing this vulnerability is possible by firewalling 10000.

Similar entries are available at VDB-124238, VDB-124237, VDB-124236 and VDB-124234. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

11/30/2016 🔍
11/13/2017 +347 days 🔍
09/19/2018 +309 days 🔍
09/19/2018 +0 days 🔍
09/20/2018 +1 days 🔍
05/17/2023 +1700 days 🔍

Sourcesinfo

Vendor: foscam.com

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2017-2876 (🔍)
GCVE (CVE): GCVE-0-2017-2876
GCVE (VulDB): GCVE-100-124235
See also: 🔍

Entryinfo

Created: 09/20/2018 08:07
Updated: 05/17/2023 08:57
Changes: 09/20/2018 08:07 (60), 03/25/2020 09:21 (1), 05/17/2023 08:57 (14)
Complete: 🔍
Cache ID: 216:6A6:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!