Apple macOS up to 10.13.1 tcpdump memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple macOS up to 10.13.1. The impacted element is an unknown function of the component tcpdump. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2017-11542. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Apple macOS up to 10.13.1 (Operating System). Affected is an unknown functionality of the component tcpdump. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

tcpdump 4.9.0 has a heap-based buffer over-read in the pimv1_print function in print-pim.c.

The bug was discovered 07/18/2017. The weakness was shared 10/31/2017 as HT208221 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2017-11542 since 07/22/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/22/2021). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple issues were addressed by updating to version 4.9.2.

The vulnerability scanner Nessus provides a plugin with the ID 100472 (AIX 5.3 TL 12 : tcpdump (IV94729)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family AIX Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176147 (Debian Security Update for tcpdump (DSA 3971-1)).

Upgrading to version 10.13.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (100472) and SecurityFocus (BID 99940†). The entries VDB-103358, VDB-104406, VDB-104407 and VDB-104408 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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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: 🔍

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Nessus ID: 100472
Nessus Name: AIX 5.3 TL 12 : tcpdump (IV94729)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53377
OpenVAS Name: Debian Security Advisory DSA 3971-1 (tcpdump - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: macOS 10.13.1

Timelineinfo

05/30/2017 🔍
07/18/2017 +49 days 🔍
07/22/2017 +4 days 🔍
07/22/2017 +0 days 🔍
07/22/2017 +0 days 🔍
10/31/2017 +101 days 🔍
10/31/2017 +0 days 🔍
11/03/2017 +3 days 🔍
01/22/2021 +1176 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208221
Researcher: hackerlib
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-11542 (🔍)
GCVE (CVE): GCVE-0-2017-11542
GCVE (VulDB): GCVE-100-108984

OVAL: 🔍

SecurityFocus: 99940 - tcpdump 'pimv1_print()' Function Buffer Overflow Vulnerability
SecurityTracker: 1039307

scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 11/03/2017 15:25
Updated: 01/22/2021 10:39
Changes: 11/03/2017 15:25 (80), 12/03/2019 15:06 (5), 01/22/2021 10:34 (2), 01/22/2021 10:39 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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