VDB-227219 · CVE-2023-1576 · CVE-2022-47069

p7zip 16.02 Zip.cpp FindCd heap-based overflow

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.
3.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in p7zip 16.02. This vulnerability affects the function NArchive::NZip::CInArchive::FindCd of the file CPP/7zip/Archive/Zip/Zip.cpp. The manipulation leads to heap-based overflow. This vulnerability is traded as CVE-2023-1576. An attack has to be approached locally. There is no exploit available. It is recommended to upgrade the affected component. This entry seems to have a duplicate CVE-2022-47069 assigned.

Detailsinfo

A vulnerability was found in p7zip 16.02 (File Compression Software) and classified as problematic. This issue affects the function NArchive::NZip::CInArchive::FindCd of the file CPP/7zip/Archive/Zip/Zip.cpp. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is availability.

The weakness was shared 04/22/2023. It is possible to read the advisory at sourceforge.net. The identification of this vulnerability is CVE-2023-1576 since 03/22/2023. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

File Compression Software

Name

p7zip

Version

16.02

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined
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: 🔍

Timelineinfo

03/22/2023 🔍
04/22/2023 +30 days 🔍
04/22/2023 +0 days 🔍
08/23/2023 +123 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-1576 (🔍)
CVE Duplicate: 🔍
GCVE (CVE): GCVE-0-2023-1576
GCVE (VulDB): GCVE-100-227219

Entryinfo

Created: 04/22/2023 17:37
Updated: 08/23/2023 10:31
Changes: 04/22/2023 17:37 (38), 08/23/2023 10:31 (4)
Complete: 🔍
Cache ID: 216::103