Vulnerability Details : CVE-2023-0996
There is a vulnerability in the strided image data parsing code in the emscripten wrapper for libheif. An attacker could exploit this through a crafted image file to cause a buffer overflow in linear memory during a memcpy call.
Published
2023-02-24 04:15:12
Updated
2023-03-07 20:46:37
Vulnerability category: Overflow
Products affected by CVE-2023-0996
- cpe:2.3:a:struktur:libheif:1.14.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-0996
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-0996
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2023-0996
-
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.Assigned by:
- cve_disclosure@tech.gov.sg (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-0996
-
https://github.com/strukturag/libheif/pull/759
JS: Fix copying of strided image data. by fancycode · Pull Request #759 · strukturag/libheif · GitHubPatch;Vendor Advisory
-
https://govtech-csg.github.io/security-advisories/2023/02/24/CVE-2023-0996.html
CVE-2023-0996 | GovTech CSG Security AdvisoriesThird Party Advisory
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