CVE-2020-7064 (GCVE-0-2020-7064)

Vulnerability from cvelistv5 – Published: 2020-04-01 03:35 – Updated: 2024-09-16 23:56
VLAI?
Title
Use-of-uninitialized-value in exif
Summary
In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CWE
Assigner
php
References
Impacted products
Vendor Product Version
PHP Group PHP Affected: 7.3.x , < 7.3.16 (custom)
Affected: 7.4.x , < 7.4.4 (custom)
Affected: 7.2.x , < 7.2.29 (custom)
Create a notification for this product.
Credits
From https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19581
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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