VDB-174145 · CVE-2019-25039 · GCVE-0-2019-25039

Unbound up to 1.9.4 respip/respip.c integer overflow ⚔ [Disputed]

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Unbound up to 1.9.4. This issue affects some unknown processing of the file respip/respip.c. This manipulation causes integer overflow. This vulnerability is registered as CVE-2019-25039. No exploit is available. The real existence of this vulnerability is still doubted at the moment. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Unbound up to 1.9.4 and classified as critical. Affected by this vulnerability is some unknown processing of the file respip/respip.c. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 04/27/2021. The advisory is shared at ostif.org. This vulnerability is known as CVE-2019-25039. Technical details are known, but no exploit is available.

The real existence of this vulnerability is still doubted at the moment.

Upgrading to version 1.9.5 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Unbound

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Unbound 1.9.5

Timelineinfo

04/27/2021 🔍
04/27/2021 +0 days 🔍
04/27/2021 +0 days 🔍
08/05/2024 +1196 days 🔍

Sourcesinfo

Advisory: ostif.org
Status: Confirmed
Disputed: 🔍

CVE: CVE-2019-25039 (🔍)
GCVE (CVE): GCVE-0-2019-25039
GCVE (VulDB): GCVE-100-174145

Entryinfo

Created: 04/27/2021 16:36
Updated: 08/05/2024 10:05
Changes: 04/27/2021 16:36 (37), 05/02/2021 08:57 (5), 05/02/2021 09:01 (18), 08/05/2024 10:05 (18)
Complete: 🔍
Cache ID: 216::103