pacparser up to 1.3.x src/pacparser.c pacparser_find_proxy url buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability classified as problematic was found in pacparser up to 1.3.x. Affected by this vulnerability is the function pacparser_find_proxy of the file src/pacparser.c. The manipulation of the argument url with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 12/13/2022 as 99. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2019-25078. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 1.4.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 853e8f45607cb07b877ffd270c63dbcdd5201ad9 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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

Exploitinginfo

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

Local: Yes
Remote: No

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: pacparser 1.4.0
Patch: 853e8f45607cb07b877ffd270c63dbcdd5201ad9

Timelineinfo

12/13/2022 🔍
12/13/2022 +0 days 🔍
12/13/2022 +0 days 🔍
01/07/2023 +25 days 🔍

Sourcesinfo

Advisory: 99
Status: Confirmed

CVE: CVE-2019-25078 (🔍)

Entryinfo

Created: 12/13/2022 17:32
Updated: 01/07/2023 14:36
Changes: 12/13/2022 17:32 (44), 01/07/2023 14:36 (2)
Complete: 🔍

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