CVE-2019-11936

Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.
Poison Null Byte
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
facebookCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
VendorProductVersion
facebookhhvm
𝑥
< 3.30.12
facebookhhvm
4.0.0 ≤
𝑥
≤ 4.8.5
facebookhhvm
4.9.0 ≤
𝑥
≤ 4.23.1
facebookhhvm
4.24.0
facebookhhvm
4.25.0
facebookhhvm
4.26.0
facebookhhvm
4.27.0
facebookhhvm
4.28.0
facebookhhvm
4.28.1
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
hhvm
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
dne
disco
dne
bionic
needs-triage
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://github.com/facebook/hhvm/commit/f57df6d8cf33cb14c40f52287da29360e7003373
https://hhvm.com/blog/2019/10/28/security-update.html
https://www.facebook.com/security/advisories/cve-2019-11936
https://github.com/facebook/hhvm/commit/f57df6d8cf33cb14c40f52287da29360e7003373
https://hhvm.com/blog/2019/10/28/security-update.html
https://www.facebook.com/security/advisories/cve-2019-11936