High severity · published Dec 13, 2019
CVE-2019-19777
stb_image.h (aka the stb image loader) 2.23, as used in libsixel and other products, has a heap-based buffer over-read in stbi__load_main
8.8
CVSS
1.4%
EPSS
No
On KEV
Description
stb_image.h (aka the stb image loader) 2.23, as used in libsixel and other products, has a heap-based buffer over-read in stbi__load_main.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libsixel · Saitoha
1.8.2 · source: NVD
SI
Stb Image.h · Nothings
2.23 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-19777
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-19777
Exploit
https://github.com/saitoha/libsixel/issues/109
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