CVE-2020-1916 (GCVE-0-2020-1916)

Vulnerability from cvelistv5 – Published: 2021-03-10 15:50 – Updated: 2024-08-04 06:54
VLAI?
Summary
An incorrect size calculation in ldap_escape may lead to an integer overflow when overly long input is passed in, resulting in an out-of-bounds write. This issue affects HHVM prior to 4.56.2, all versions between 4.57.0 and 4.78.0, 4.79.0, 4.80.0, 4.81.0, 4.82.0, 4.83.0.
Severity ?
No CVSS data available.
CWE
  • CWE-122 - Heap-based Buffer Overflow (CWE-122)
Assigner
References
Impacted products
Vendor Product Version
Facebook HHVM Unaffected: 4.83.1 , < unspecified (custom)
Affected: 4.83.0
Unaffected: 4.82.1 , < unspecified (custom)
Affected: 4.82.0
Unaffected: 4.81.1 , < unspecified (custom)
Affected: 4.81.0
Unaffected: 4.80.1 , < unspecified (custom)
Affected: 4.80.0
Unaffected: 4.79.1 , < unspecified (custom)
Affected: 4.79.0
Unaffected: 4.78.1 , < unspecified (custom)
Affected: 4.57.0 , < unspecified (custom)
Unaffected: 4.56.2 , < unspecified (custom)
Affected: unspecified , < 4.56.2 (custom)
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Nomenclature

  • 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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