tcpdump up to 4.9.2 BGP Parser print-bgp.c bgp_attr_print out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in tcpdump up to 4.9.2. Affected by this vulnerability is the function bgp_attr_print of the file print-bgp.c of the component BGP Parser. Executing a manipulation can lead to out-of-bounds. This vulnerability is tracked as CVE-2018-16230. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in tcpdump up to 4.9.2 (Packet Analyzer Software). This vulnerability affects the function bgp_attr_print of the file print-bgp.c of the component BGP Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_attr_print() (MP_REACH_NLRI).

The weakness was disclosed 10/03/2019 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-16230 since 08/30/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

Upgrading to version 4.9.3 eliminates this vulnerability.

The entries VDB-142916, VDB-142915, VDB-142913 and VDB-142911 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: Out-of-bounds
CWE: CWE-125 / CWE-119
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: tcpdump 4.9.3
Patch: github.com

Timelineinfo

08/30/2018 🔍
10/03/2019 +399 days 🔍
10/04/2019 +1 days 🔍
12/03/2025 +2252 days 🔍

Sourcesinfo

Product: tcpdump.org

Advisory: 13d52e9c0e7caf7e6325b0051bc90a49968be67f
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-16230 (🔍)
GCVE (CVE): GCVE-0-2018-16230
GCVE (VulDB): GCVE-100-142912
See also: 🔍

Entryinfo

Created: 10/04/2019 08:59
Updated: 12/03/2025 21:26
Changes: 10/04/2019 08:59 (59), 09/21/2020 09:19 (1), 01/03/2024 08:54 (5), 01/03/2024 08:57 (1), 12/03/2025 21:26 (20)
Complete: 🔍
Cache ID: 216::103

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