libpcap up to 1.9.0 pcapng buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in libpcap up to 1.9.0. This affects an unknown part of the component pcapng Handler. The manipulation results in buffer overflow. This vulnerability is cataloged as CVE-2018-16301. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in libpcap up to 1.9.0. Affected is some unknown functionality of the component pcapng Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

libpcap before 1.9.1, as used in tcpdump before 4.9.3, has a buffer overflow and/or over-read because of errors in pcapng reading.

The weakness was shared 10/03/2019 (GitHub Repository). The advisory is available at github.com. This vulnerability is traded as CVE-2018-16301 since 08/31/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

Upgrading to version 1.9.1 eliminates this vulnerability.

The entries VDB-142893 and VDB-142894 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • libpcap up to 1.9.0
  • tcpdump up to 4.9.2

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libpcap 1.9.1
Patch: github.com

Timelineinfo

08/31/2018 🔍
10/03/2019 +398 days 🔍
10/04/2019 +1 days 🔍
01/03/2024 +1552 days 🔍

Sourcesinfo

Advisory: K86252029
Status: Not defined

CVE: CVE-2018-16301 (🔍)
GCVE (CVE): GCVE-0-2018-16301
GCVE (VulDB): GCVE-100-142914
See also: 🔍

Entryinfo

Created: 10/04/2019 09:03
Updated: 01/03/2024 09:08
Changes: 10/04/2019 09:03 (39), 09/21/2020 09:31 (3), 01/03/2024 09:07 (3), 01/03/2024 09:08 (19)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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