VDB-134181 · CVE-2019-11578 · BID 108090

dhcpcd up to 7.2.0 auth.c Latency cryptographic issue

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.
5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in dhcpcd up to 7.2.0. It has been classified as problematic. This vulnerability affects unknown code of the file auth.c. Performing a manipulation results in cryptographic issue (Latency). This vulnerability is identified as CVE-2019-11578. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in dhcpcd up to 7.2.0. This affects an unknown code block of the file auth.c. The manipulation with an unknown input leads to a cryptographic issue vulnerability (Latency). CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality. The summary by CVE is:

auth.c in dhcpcd before 7.2.1 allowed attackers to infer secrets by performing latency attacks.

The bug was discovered 04/19/2019. The weakness was released 04/28/2019 (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2019-11578 since 04/28/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1600 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 7.2.1 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-134180 and VDB-134182. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Latency
Class: Cryptographic issue / Latency
CWE: CWE-310
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: dhcpcd 7.2.1
Patch: roy.marples.name

Timelineinfo

04/19/2019 🔍
04/28/2019 +9 days 🔍
04/28/2019 +0 days 🔍
04/28/2019 +0 days 🔍
09/07/2023 +1593 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2019-11578 (🔍)
GCVE (CVE): GCVE-0-2019-11578
GCVE (VulDB): GCVE-100-134181
SecurityFocus: 108090

See also: 🔍

Entryinfo

Created: 04/28/2019 21:30
Updated: 09/07/2023 21:34
Changes: 04/28/2019 21:30 (57), 06/03/2020 17:31 (2), 09/07/2023 21:34 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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