VDB-247217 · CVE-2023-49462 · Issue 1043

libheif 1.17.5 /libheif/exif.cc memory corruption

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.
7.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in libheif 1.17.5. It has been classified as critical. This vulnerability affects unknown code of the file /libheif/exif.cc. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2023-49462. No exploit exists.

Detailsinfo

A vulnerability was found in libheif 1.17.5 and classified as critical. This issue affects an unknown code block of the file /libheif/exif.cc. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

libheif v1.17.5 was discovered to contain a segmentation violation via the component /libheif/exif.cc.

The weakness was disclosed 12/08/2023 as 1043. The advisory is shared at github.com. The identification of this vulnerability is CVE-2023-49462 since 11/27/2023. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 209674 (Debian dsa-5796 : heif-gdk-pixbuf - security update), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (209674) and EUVD (EUVD-2023-53423). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

libheif

Version

1.17.5

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.1

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

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

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

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: 🔍

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

Nessus ID: 209674
Nessus Name: Debian dsa-5796 : heif-gdk-pixbuf - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2023 🔍
12/07/2023 +10 days 🔍
12/08/2023 +0 days 🔍
03/03/2026 +816 days 🔍

Sourcesinfo

Advisory: 1043
Status: Confirmed

CVE: CVE-2023-49462 (🔍)
GCVE (CVE): GCVE-0-2023-49462
GCVE (VulDB): GCVE-100-247217
EUVD: 🔍

Entryinfo

Created: 12/08/2023 00:57
Updated: 03/03/2026 20:31
Changes: 12/08/2023 00:57 (38), 12/31/2023 09:00 (11), 10/26/2024 01:42 (17), 03/03/2026 20:31 (1)
Complete: 🔍
Cache ID: 216::103

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