CCN-lite ccnl_ccntlv_bytes2pkt input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in CCN-lite. This affects the function ccnl_ccntlv_bytes2pkt. This manipulation causes input validation. The identification of this vulnerability is CVE-2017-12473. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in CCN-lite (affected version unknown). It has been declared as problematic. Affected by this vulnerability is the function ccnl_ccntlv_bytes2pkt. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

ccnl_ccntlv_bytes2pkt in CCN-lite allows context-dependent attackers to cause a denial of service (application crash) via vectors involving packets with "wrong L values."

The bug was discovered 08/08/2017. The weakness was shared 02/07/2018 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2017-12473 since 08/04/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 183 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.

The entries VDB-112938, VDB-112937, VDB-112936 and VDB-112935 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/04/2017 🔍
08/08/2017 +4 days 🔍
02/07/2018 +183 days 🔍
02/07/2018 +0 days 🔍
02/08/2018 +1 days 🔍
02/03/2023 +1821 days 🔍

Sourcesinfo

Advisory: 139
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12473 (🔍)
GCVE (CVE): GCVE-0-2017-12473
GCVE (VulDB): GCVE-100-112939
See also: 🔍

Entryinfo

Created: 02/08/2018 06:57
Updated: 02/03/2023 20:16
Changes: 02/08/2018 06:57 (55), 01/02/2020 14:17 (2), 02/03/2023 20:16 (4)
Complete: 🔍
Cache ID: 216::103

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