Veracode Vulnerability DatabaseVERACODE:42716Integer Overflow
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
EPSS
Percentile
66.0%
libcaca.so is vulnerable to Integer Overflow. The vulnerability exists because the function caca_dither in dither.c does not allocate a proper size of memory for the w and h parameters in the BMP loader, causing an integer overflow for 24bpp data.
References
lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.html
bugzilla.redhat.com/show_bug.cgi?id=1652624
github.com/cacalabs/libcaca/commit/1022d97496c7899e8641515af363381b31ae2f05
lists.debian.org/debian-lts-announce/2019/01/msg00007.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6WFGYICNTMNDNMDDUV4G2RYFB5HNJCOV/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PC7EGOEQ5C4OD66ZUJJIIYEXBTZOCMZX/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZSBCRN6EGQJUVOSD4OEEQ6XORHEM2CUL/
security-tracker.debian.org/tracker/CVE-2018-20547
usn.ubuntu.com/3860-1/
usn.ubuntu.com/3860-2/
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
EPSS
Percentile
66.0%