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CVE-2019-11929

CRITICAL

9.8

Description

Insufficient boundary checks when formatting numbers in number_format allows read/write access to out-of-bounds memory, potentially leading to remote code execution. This issue affects HHVM versions prior to 3.30.10, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.18.2, and versions 4.19.0, 4.19.1, 4.20.0, 4.20.1, 4.20.2, 4.21.0, 4.22.0, 4.23.0.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published10/2/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

facebook:hhvm

Weaknesses (CWE)

CWE-119CWE-119

References

https://github.com/facebook/hhvm/commit/dbeb9a56a638e3fdcef8b691c2a2967132dae692(cve-assign@fb.com)

https://hhvm.com/blog/2019/09/25/security-update.html(cve-assign@fb.com)

https://www.facebook.com/security/advisories/cve-2019-11929(cve-assign@fb.com)

https://github.com/facebook/hhvm/commit/dbeb9a56a638e3fdcef8b691c2a2967132dae692(af854a3a-2127-422b-91ae-364da2661108)

https://hhvm.com/blog/2019/09/25/security-update.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.facebook.com/security/advisories/cve-2019-11929(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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