8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
76.2%
Package : freexl
Version : 1.0.0b-1+deb7u5
CVE ID : CVE-2018-7435 CVE-2018-7436 CVE-2018-7437 CVE-2018-7438
CVE-2018-7439
Leon reported five heap-based buffer-overflow vulnerabilities in FreeXL.
CVE-2018-7435
There is a heap-based buffer over-read in the freexl::destroy_cell
function.
CVE-2018-7436
There is a heap-based buffer over-read in a pointer dereference of
the parse_SST function.
CVE-2018-7437
There is a heap-based buffer over-read in a memcpy call of the
parse_SST function.
CVE-2018-7438
There is a heap-based buffer over-read in the parse_unicode_string
function.
CVE-2018-7439
There is a heap-based buffer over-read in the function
read_mini_biff_next_record.
For Debian 7 "Wheezy", these problems have been fixed in version
1.0.0b-1+deb7u5.
We recommend that you upgrade your freexl packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 8 | arm64 | libfreexl-dev | < 1.0.0g-1+deb8u5 | libfreexl-dev_1.0.0g-1+deb8u5_arm64.deb |
Debian | 7 | amd64 | libfreexl-dev | < 1.0.0b-1+deb7u5 | libfreexl-dev_1.0.0b-1+deb7u5_amd64.deb |
Debian | 9 | arm64 | libfreexl1 | < 1.0.2-2+deb9u2 | libfreexl1_1.0.2-2+deb9u2_arm64.deb |
Debian | 9 | armhf | libfreexl1 | < 1.0.2-2+deb9u2 | libfreexl1_1.0.2-2+deb9u2_armhf.deb |
Debian | 8 | powerpc | libfreexl-dev | < 1.0.0g-1+deb8u5 | libfreexl-dev_1.0.0g-1+deb8u5_powerpc.deb |
Debian | 8 | mips | libfreexl1-dbg | < 1.0.0g-1+deb8u5 | libfreexl1-dbg_1.0.0g-1+deb8u5_mips.deb |
Debian | 9 | ppc64el | libfreexl1 | < 1.0.2-2+deb9u2 | libfreexl1_1.0.2-2+deb9u2_ppc64el.deb |
Debian | 8 | armel | libfreexl1 | < 1.0.0g-1+deb8u5 | libfreexl1_1.0.0g-1+deb8u5_armel.deb |
Debian | 7 | i386 | libfreexl1 | < 1.0.0b-1+deb7u5 | libfreexl1_1.0.0b-1+deb7u5_i386.deb |
Debian | 7 | i386 | libfreexl1-dbg | < 1.0.0b-1+deb7u5 | libfreexl1-dbg_1.0.0b-1+deb7u5_i386.deb |
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
76.2%